At the A1 level, 'numerous' is a very advanced word. Most A1 learners use the word 'many' or 'a lot of' to talk about a large number of things. For example, 'I have many friends' or 'There are a lot of books.' 'Numerous' means the same thing as 'many,' but it is more formal. If you see this word, just think 'many.' It is used with things you can count, like apples, people, or cars. You cannot use it for things like water or milk. It is a good word to learn if you want to sound very polite or if you are reading a book for older students. Even though it is a long word, its meaning is simple: it means there is a big number of something. Try to remember that 'numerous' starts with 'num,' which is like the word 'number.' This can help you remember that it is about how many things there are. In A1, you don't need to use this word often, but knowing it will help you understand more difficult sentences when you read them. It is a 'level up' word for your vocabulary.
For A2 learners, 'numerous' is a great word to start recognizing in stories and news. While you probably still use 'many' in your own speaking, 'numerous' is a word you will see in more serious writing. It is an adjective, which means it describes a noun. It always comes before a plural noun (a noun with an 's' at the end). For example, 'numerous students' or 'numerous problems.' It is important to know that 'numerous' is more formal than 'many.' If you are writing a letter to a teacher or a boss, 'numerous' is a better choice. It shows that you have a good vocabulary. A common mistake at this level is saying 'numerous of.' Remember, we usually say 'numerous people,' not 'numerous of people.' You can think of 'numerous' as a way to say 'a large number of.' It makes your English sound more professional. When you hear it, it just means there are a lot of individual things. It is a very useful word for describing a collection of items or a list of reasons. Learning this word now will help you transition from basic English to more intermediate levels where formal language is more common.
At the B1 level, you should be comfortable both recognizing and using 'numerous' in your writing. This word is a key part of the intermediate vocabulary because it allows you to vary your language and avoid repeating 'many' too often. 'Numerous' is particularly useful in academic and professional contexts. For instance, when writing an essay, you might say, 'There are numerous advantages to working from home.' This sounds much more sophisticated than 'There are many advantages.' As a B1 learner, you should also be aware of the types of nouns 'numerous' typically modifies. It is often paired with abstract nouns like 'occasions,' 'reasons,' 'factors,' 'attempts,' and 'complaints.' Understanding these common pairings (collocations) will make your English sound more natural. You should also be careful not to use 'numerous' with uncountable nouns. For example, you can't say 'numerous traffic'—you must say 'heavy traffic' or 'a lot of traffic.' 'Numerous' is strictly for things that can be counted. Using this word correctly shows that you are moving beyond the basic building blocks of English and are starting to use more nuanced and formal expressions. It is a sign of a maturing vocabulary.
As a B2 learner, you are expected to use 'numerous' with precision and in the correct register. At this level, you should understand that 'numerous' is not just a synonym for 'many,' but a word that carries a specific tone of formality and objectivity. It is the standard choice for reports, formal letters, and academic papers. You should be able to use it in different parts of a sentence, such as the subject ('Numerous studies suggest...') or the object ('The company has faced numerous challenges'). You should also be familiar with idiomatic expressions like 'too numerous to mention,' which is a common way to say that a list is so long it would be impractical to finish it. At B2, you should also be able to distinguish 'numerous' from similar words like 'several' (fewer than numerous) and 'innumerable' (more than numerous/countless). Your ability to choose the right word for the right quantity is a key indicator of your fluency. You should also be aware of the rhythmic quality 'numerous' brings to a sentence; it is a three-syllable word that can help balance a sentence's flow. Incorporating 'numerous' into your active vocabulary will help you meet the expectations of higher-level English exams and professional environments.
At the C1 level, your use of 'numerous' should be seamless and contextually perfect. You understand that 'numerous' is an indefinite quantifier that emphasizes the plurality and individuality of the items being described. You should be able to use it to create specific rhetorical effects. For example, using 'numerous' in a list of grievances can make the speaker sound more authoritative and measured. You should also be adept at using 'numerous' in complex sentence structures, such as 'Despite numerous attempts by the administration to quell the protests, the unrest continued.' At this level, you should also be aware of the word's etymology and how it relates to other 'num' words like 'enumerate,' 'numerical,' and 'innumerable.' This deeper understanding allows you to appreciate the subtle differences between these terms. You should also be able to recognize when 'numerous' is being used ironically or for emphasis in more casual speech. Your writing should demonstrate a sophisticated command of register, knowing exactly when 'numerous' is the most effective choice compared to alternatives like 'manifold,' 'myriad,' or 'copious.' C1 learners should use 'numerous' to provide clarity and weight to their arguments, ensuring that their descriptions of quantity are both accurate and stylistically appropriate.
For C2 learners, 'numerous' is a basic but essential tool in a vast arsenal of vocabulary. At this level of mastery, you use 'numerous' with an instinctive understanding of its prosody and its place within the broader landscape of English quantifiers. You can manipulate the word to fit the specific demands of highly specialized registers, from legal briefs to literary criticism. You understand the historical development of the word and its Latin roots, which informs your appreciation of its formal connotations. You are also capable of identifying the subtle stylistic differences between 'numerous' and its more obscure synonyms like 'multitudinous' or 'legion.' In your own writing, you use 'numerous' not just to indicate quantity, but to manage the pace and tone of your prose. You might use it to provide a rhythmic counterpoint to shorter, punchier words, or to establish a sense of gravitas in a formal introduction. Furthermore, you are sensitive to the potential for 'numerous' to be used as a 'weasel word' in political or corporate discourse—a way to suggest a large number without committing to a specific figure. Your mastery of 'numerous' is part of a larger ability to navigate the complexities of English with nuance, precision, and a high degree of stylistic awareness.

numerous 30秒で

  • Numerous is a formal adjective meaning 'many.' It is used only with plural, countable nouns like 'people,' 'books,' or 'reasons' to indicate a large quantity.
  • It is derived from the Latin word for 'number,' emphasizing the individual units within a group. It is common in academic, professional, and journalistic writing.
  • Unlike 'much' or 'a lot of,' numerous cannot be used with uncountable nouns like 'water' or 'advice.' It always precedes the noun it modifies.
  • Common synonyms include 'many,' 'abundant,' and 'various,' while antonyms include 'few' and 'scarce.' It is a key word for B1 level English learners.

The word numerous is a sophisticated adjective used to describe a quantity that is large but not specifically defined. While the word 'many' is its most common synonym, 'numerous' carries a slightly more formal tone, making it a favorite in academic writing, professional reports, and journalism. When you use 'numerous,' you are emphasizing the plurality and the individual nature of the items within a group. It suggests that if one were to count them, the process would take a significant amount of time because the items are so plentiful. It is derived from the Latin word 'numerosus,' which literally means 'full of number.' This etymological root helps us understand its core function: to fill a sentence with the sense of abundance.

Formal Context
In legal or scientific documents, 'numerous' is preferred over 'a lot of' because it sounds more precise and objective. For example, 'Numerous studies have shown...' sounds more authoritative than 'Many studies have shown...'
Emphasis on Variety
Often, 'numerous' is used when the speaker wants to highlight that there are many different instances of something, rather than just a large volume of a single mass. You have numerous options, not numerous water.

People use 'numerous' when they want to sound professional or when they are describing a situation where the exact count is unknown but clearly high. It is an indefinite numeral adjective. Unlike 'innumerable,' which suggests a quantity so high it cannot be counted, 'numerous' simply means the count is high. It is a bridge between the simple 'many' and the hyperbolic 'countless.' In everyday conversation, you might hear it when someone is complaining about having 'numerous chores' or 'numerous emails,' adding a touch of weight to their burden. It transforms a simple count into a significant observation about the state of affairs.

The scientist noted numerous irregularities in the data samples collected over the summer.

Furthermore, 'numerous' is strictly used with countable nouns. You cannot have 'numerous sugar' or 'numerous traffic.' This distinction is vital for learners. It must always precede a plural noun. When used correctly, it adds a layer of descriptive richness to your English. It suggests a landscape filled with individual points of interest. In literature, authors use it to create a sense of scale. Imagine a night sky with 'numerous stars'—it feels more structured and observant than just 'many stars.' It implies the observer has taken the time to notice the plurality.

Despite numerous attempts to fix the engine, it remained broken.

Social Usage
In social settings, using 'numerous' can make a speaker sound well-educated or perhaps slightly dramatic, depending on the context. 'I've told you on numerous occasions' sounds more serious than 'I've told you many times.'

In summary, 'numerous' is a versatile tool for any English speaker looking to elevate their vocabulary. It provides a sense of scale, formality, and precision that 'many' often lacks. Whether you are describing the stars in the sky, the errors in a report, or the reasons for a decision, 'numerous' serves as a powerful indicator of abundance. It is a word that commands attention and suggests a thorough observation of the world around us.

There are numerous benefits to learning a second language at a young age.

Using 'numerous' correctly involves understanding its placement and its relationship with plural nouns. As an adjective, its primary role is to modify a noun, providing information about its quantity. The most common structure is [Numerous + Plural Noun]. For example, 'numerous people,' 'numerous books,' or 'numerous opportunities.' Because it is an indefinite quantifier, it doesn't give a specific number like 'seven' or 'twenty,' but it conveys that the number is high enough to be noteworthy. This makes it incredibly useful for generalizations and summarizing observations where specific data might be distracting or unavailable.

Subject Position
'Numerous guests arrived late due to the heavy rain.' Here, 'numerous' helps define the subject, giving the reader an immediate sense of the scale of the delay.
Object Position
'The museum houses numerous artifacts from the Roman Empire.' In this case, 'numerous' describes the object, emphasizing the richness of the collection.

One of the nuances of 'numerous' is its ability to work with abstract nouns. While we often use it for physical objects, it is equally effective for concepts like 'reasons,' 'complaints,' 'advantages,' or 'challenges.' When you say 'There are numerous reasons for this change,' you are signaling to your audience that the situation is complex and multi-faceted. This usage is particularly common in persuasive writing and debating, as it prepares the listener for a list of supporting points. It creates an expectation of detail and thoroughness.

The CEO cited numerous factors that contributed to the company's record-breaking profits this year.

It is also important to note that 'numerous' can be used in a predicative position, though it is less common. For instance, 'The complaints were numerous.' This structure places the emphasis on the quantity itself rather than the items being counted. It acts as a summary of the situation. However, for most learners, sticking to the attributive position (before the noun) is the safest and most natural-sounding way to use the word. Another common pattern is 'too numerous to mention' or 'too numerous to count.' This idiomatic usage emphasizes that the quantity is so large that listing every item would be impossible or impractical.

The errors in the first draft were numerous, requiring a complete rewrite of the document.

With Prepositional Phrases
'Numerous of the students' is technically grammatically possible but very rare. It is much better to say 'Many of the students' or simply 'Numerous students.'

In creative writing, 'numerous' can be used to build atmosphere. 'Numerous shadows danced on the wall' sounds more mysterious and deliberate than 'Many shadows.' It suggests a specific observation of each shadow. By choosing 'numerous,' the writer invites the reader to visualize a scene crowded with detail. It is a word that rewards the reader with a sense of abundance and complexity. Whether you are writing a technical manual or a gothic novel, 'numerous' provides the necessary scale to your descriptions.

We encountered numerous obstacles during our hike, including fallen trees and flooded paths.

You are most likely to encounter 'numerous' in environments where formal or semi-formal English is the standard. This includes news broadcasts, university lectures, business meetings, and documentaries. In a news report, a journalist might say, 'Police have received numerous tips regarding the suspect's whereabouts.' Here, 'numerous' adds a level of professional distance and gravity to the report. It sounds more objective than 'a lot of tips,' which might feel too casual for a serious news story. In the workplace, you'll hear it during presentations: 'We have explored numerous avenues for growth this quarter.'

Academic Lectures
Professors use 'numerous' to categorize research or historical events. 'There are numerous theories explaining the fall of the Roman Empire' is a classic opening for a history lecture.
Documentaries and Narrations
Nature documentaries often use 'numerous' to describe wildlife populations. 'Numerous species of birds migrate south for the winter' sounds majestic and scientifically grounded.

In legal settings, 'numerous' is a staple. Lawyers and judges use it to describe evidence, witnesses, or violations. 'The defendant has numerous prior convictions' is a standard phrase in a courtroom. The word's precision (even as an indefinite quantifier) makes it suitable for legal discourse where every word is scrutinized. Similarly, in medical contexts, a doctor might tell a patient, 'There are numerous treatment options available for your condition,' which sounds both professional and reassuring, indicating a wealth of possibilities.

The documentary highlighted the numerous challenges faced by indigenous communities in the Amazon rainforest.

While it is less common in very casual, slang-heavy conversation, 'numerous' still finds its way into daily life when people want to emphasize a point. For example, if someone is frustrated with a service, they might say, 'I've called customer service numerous times and still haven't received an answer.' In this context, 'numerous' acts as a rhetorical tool to show that their patience is wearing thin. It elevates the complaint from a simple 'many times' to a more formal, and thus seemingly more valid, grievance. It is also frequently seen in written reviews, such as on Yelp or Amazon, where reviewers describe 'numerous flaws' or 'numerous benefits' of a product.

The professor pointed out numerous references to Greek mythology in the modern novel.

Corporate Communication
In emails and memos, 'numerous' is used to maintain a professional tone. 'We have received numerous inquiries about the new policy' is standard corporate phrasing.

Finally, you will see 'numerous' in literature and high-end journalism (like The Economist or The New Yorker). Writers in these fields use 'numerous' to avoid the repetition of 'many' and to provide a more rhythmic, varied reading experience. It is a word that signals a certain level of literacy and attention to detail. By recognizing 'numerous' in these various contexts, you can begin to appreciate its role as a versatile and essential part of the English language's toolkit for expressing quantity and scale.

Despite numerous warnings from experts, the city failed to prepare for the upcoming storm.

One of the most frequent errors learners make with 'numerous' is using it with uncountable nouns. Because 'numerous' is derived from 'number,' it is logically tied to things that can be counted individually. You can have 'numerous coins' (countable), but you cannot have 'numerous money' (uncountable). Similarly, you cannot have 'numerous information' or 'numerous advice.' For uncountable nouns, you should use 'much,' 'a lot of,' or 'a great deal of.' This is a fundamental rule that, if broken, immediately signals a non-native grasp of the language.

The 'Of' Mistake
Many learners try to say 'numerous of people.' This is incorrect. Unlike 'many of' or 'some of,' 'numerous' is an adjective that usually directly precedes the noun: 'numerous people.' If you must use 'of,' you should use 'a large number of' or 'many of.'
Singular Noun Error
Another common slip is following 'numerous' with a singular noun. 'Numerous person' is wrong; it must be 'numerous people.' The word itself implies plurality, so the noun must reflect that.

Another mistake involves the degree of quantity. Some learners use 'numerous' when they only mean 'two or three.' While 'numerous' is indefinite, it generally implies a quantity larger than 'several' or 'a few.' If you only have three examples, 'numerous' might sound like an exaggeration. Use 'several' for small numbers (3-5) and 'numerous' for larger, more significant quantities. Misusing the scale can make your writing seem unreliable or overly dramatic. It is about finding the right 'weight' for the quantity you are describing.

Incorrect: There was numerous traffic on the highway today. (Traffic is uncountable; use 'heavy' or 'a lot of').

Furthermore, 'numerous' is sometimes confused with 'innumerable.' While they are related, 'innumerable' means 'too many to be counted' or 'countless.' 'Numerous' simply means 'many.' If you can count the items, even if it takes a while, 'numerous' is the better choice. 'Innumerable' is more hyperbolic and poetic. Using 'innumerable' for a set of twenty items would be an error of intensity. Conversely, using 'numerous' for the stars in the galaxy might understate the reality, though it is technically correct. Understanding these subtle differences in 'quantity words' is key to achieving a high level of English proficiency.

Incorrect: Numerous of my friends are coming. (Correct: Many of my friends / Numerous friends of mine).

Confusion with 'Numerical'
Don't confuse 'numerous' with 'numerical.' 'Numerical' relates to numbers themselves (e.g., numerical order), while 'numerous' relates to the quantity of things.

Lastly, avoid overusing 'numerous' in a single piece of writing. While it is a great word, repeating it too often can make your prose feel stiff or repetitive. Mix it up with 'many,' 'various,' 'a multitude of,' or 'countless' to keep your writing engaging. A common mistake in academic writing is using 'numerous' in every paragraph to sound smart. True mastery involves knowing when to use the simple word and when to use the more complex one. Balance is the hallmark of a sophisticated writer.

Incorrect: I have numerous homework to do tonight. (Homework is uncountable; use 'a lot of' or 'much').

Understanding the synonyms and alternatives for 'numerous' allows you to choose the exact 'flavor' of quantity you want to express. While 'many' is the most direct equivalent, it is often too plain for formal writing. On the other hand, words like 'myriad' or 'innumerable' might be too intense. By exploring the spectrum of quantity words, you can tailor your language to your specific needs. 'Numerous' sits comfortably in the middle—formal, clear, and significant without being overly dramatic.

Numerous vs. Many
'Many' is neutral and can be used anywhere. 'Numerous' is more formal and emphasizes the individual units within the large group. Use 'many' for friends and 'numerous' for business contacts.
Numerous vs. Several
'Several' usually means more than two but not a very large number (typically 3 to 7). 'Numerous' implies a much larger quantity than 'several.'
Numerous vs. Innumerable
'Innumerable' suggests a quantity so vast it cannot be counted. 'Numerous' means the quantity is large but still theoretically countable.

Other alternatives include 'abundant,' 'copious,' and 'profuse.' 'Abundant' is often used for resources or things that are available in large supply, like 'abundant rainfall' or 'abundant opportunities.' 'Copious' often refers to large amounts of information or physical substances, such as 'copious notes' or 'copious amounts of sweat.' 'Profuse' is frequently used for things that are given or produced freely and in large amounts, like 'profuse apologies' or 'profuse bleeding.' Each of these words carries a slightly different connotation than 'numerous,' which is more focused on the count itself.

The library offers various resources for students, including numerous online databases.

In more literary or poetic contexts, you might encounter 'myriad' or 'manifold.' 'Myriad' (originally meaning ten thousand) suggests a vast, diverse, and perhaps overwhelming number. 'Manifold' suggests many and various in kind. For example, 'the manifold duties of a parent' implies that the duties are not just many, but also of many different types. 'Numerous' is simpler and more direct than these terms. It is the workhorse of formal quantity description. When in doubt, 'numerous' is almost always a safe and effective choice for any formal or professional context.

While 'many' is common, numerous provides a more academic tone to your essays.

Countless
This is a more emotional or descriptive version of 'innumerable.' 'Countless stars' feels more romantic than 'numerous stars.'
Various
Use 'various' when you want to emphasize the different types of things rather than just the quantity.

By mastering these alternatives, you gain the ability to express quantity with precision and style. Whether you want to sound objective, poetic, or simply professional, there is a word that fits the bill. 'Numerous' remains one of the most useful and frequently used words in this category, making it an essential addition to any English learner's vocabulary. It is the foundation upon which more complex descriptions of quantity are built.

The project was delayed by manifold complications, including numerous technical glitches.

How Formal Is It?

豆知識

The word 'humorous' and 'numerous' rhyme, but they come from completely different roots! 'Humorous' comes from the Latin 'humor' (liquid/mood), while 'numerous' is all about math and counting.

発音ガイド

UK /ˈnjuː.mə.rəs/
US /ˈnuː.mə.rəs/
The primary stress is on the first syllable: NU-mer-ous.
韻が合う語
humorous rumorous strumous glumerous scrumous plumous tumorless rumorless
よくある間違い
  • Pronouncing the 'u' like 'uh' (num-er-ous) instead of 'new' or 'noo'.
  • Adding an extra syllable (nu-mer-i-ous).
  • Confusing the pronunciation with 'numerical' (nu-mer-i-cal).
  • Stress on the second syllable (nu-MER-ous).
  • Pronouncing the 'ous' as 'house' instead of 'us'.

難易度

読解 3/5

Easy to recognize in text as it looks like 'number.' Common in intermediate reading materials.

ライティング 4/5

Requires knowledge of countability rules (must use with plural nouns). Great for improving essay scores.

スピーキング 4/5

The pronunciation can be tricky for some, and it may feel 'too formal' for casual chat.

リスニング 3/5

Clear pronunciation usually makes it easy to hear in formal speech or news.

次に学ぶべきこと

前提知識

many number count plural lot

次に学ぶ

innumerable various myriad abundant copious

上級

multitudinous manifold profuse legion divers

知っておくべき文法

Adjective Placement

Numerous (adj) + reasons (noun). The adjective comes before the noun.

Countable vs. Uncountable

Numerous apples (Correct) vs. Numerous water (Incorrect).

Subject-Verb Agreement

Numerous people ARE (plural verb) coming to the party.

Predicative Adjectives

The reasons were numerous. (Adjective follows a linking verb).

Indefinite Quantifiers

Numerous does not give a specific number, unlike 'five' or 'ten'.

レベル別の例文

1

There are numerous books on the shelf.

Il y a de nombreux livres sur l'étagère.

Use 'numerous' with plural nouns like 'books'.

2

She has numerous friends at school.

Elle a de nombreux amis à l'école.

'Friends' is a countable plural noun.

3

We saw numerous birds in the park.

Nous avons vu de nombreux oiseaux dans le parc.

'Numerous' comes before the noun 'birds'.

4

He ate numerous apples today.

Il a mangé de nombreuses pommes aujourd'hui.

Apples are countable, so 'numerous' is correct.

5

There are numerous stars in the sky.

Il y a de nombreuses étoiles dans le ciel.

'Stars' is plural.

6

I have numerous toys in my room.

J'ai de nombreux jouets dans ma chambre.

'Toys' is a countable noun.

7

Numerous people like to eat pizza.

De nombreuses personnes aiment manger de la pizza.

'People' is the plural of 'person'.

8

The teacher gave us numerous pens.

Le professeur nous a donné de nombreux stylos.

'Pens' is plural.

1

The hotel has numerous rooms for guests.

L'hôtel dispose de nombreuses chambres pour les clients.

'Rooms' is a countable plural noun.

2

I have visited numerous cities in Europe.

J'ai visité de nombreuses villes en Europe.

Use 'numerous' to describe a large but indefinite number.

3

There are numerous ways to cook eggs.

Il y a de nombreuses façons de cuire les œufs.

'Ways' is an abstract countable noun.

4

Numerous students passed the difficult exam.

De nombreux étudiants ont réussi l'examen difficile.

'Numerous' acts as an adjective modifying 'students'.

5

The shop sells numerous types of candy.

Le magasin vend de nombreux types de bonbons.

'Types' is plural.

6

We found numerous shells on the beach.

Nous avons trouvé de nombreux coquillages sur la plage.

'Shells' is a countable noun.

7

He has numerous hobbies, like painting and swimming.

Il a de nombreux passe-temps, comme la peinture et la natation.

'Hobbies' is the plural of 'hobby'.

8

Numerous cars were parked on the street.

De nombreuses voitures étaient garées dans la rue.

'Cars' is plural.

1

The company received numerous complaints about the service.

L'entreprise a reçu de nombreuses plaintes concernant le service.

'Complaints' is a common collocation with 'numerous'.

2

There are numerous benefits to regular exercise.

Il y a de nombreux avantages à faire de l'exercice régulièrement.

'Benefits' is an abstract plural noun.

3

Numerous studies have shown that sleep is important.

De nombreuses études ont montré que le sommeil est important.

This is a very common phrase in academic writing.

4

The author has written numerous best-selling novels.

L'auteur a écrit de nombreux romans à succès.

'Novels' is a countable noun.

5

We encountered numerous obstacles during the project.

Nous avons rencontré de nombreux obstacles au cours du projet.

'Obstacles' is often used with 'numerous' in professional contexts.

6

Numerous people attended the outdoor concert.

De nombreuses personnes ont assisté au concert en plein air.

'People' is the plural noun being modified.

7

The museum has numerous artifacts from ancient Egypt.

Le musée possède de nombreux artefacts de l'Égypte ancienne.

'Artifacts' is a formal countable noun.

8

He made numerous attempts to contact his family.

Il a fait de nombreuses tentatives pour contacter sa famille.

'Attempts' is a common noun used with 'numerous'.

1

The report highlights numerous inconsistencies in the financial records.

Le rapport souligne de nombreuses incohérences dans les dossiers financiers.

'Inconsistencies' is a sophisticated plural noun.

2

Despite numerous warnings, the residents refused to evacuate.

Malgré de nombreux avertissements, les résidents ont refusé d'évacuer.

'Warnings' is a countable noun.

3

The city has undergone numerous changes over the last decade.

La ville a subi de nombreux changements au cours de la dernière décennie.

'Changes' is an abstract plural noun.

4

Numerous factors contribute to the success of a startup.

De nombreux facteurs contribuent au succès d'une startup.

'Factors' is a key academic word often paired with 'numerous'.

5

The lawyer cited numerous precedents to support her case.

L'avocate a cité de nombreux précédents pour appuyer sa cause.

'Precedents' is a formal legal term.

6

There are numerous opportunities for career advancement in this company.

Il existe de nombreuses opportunités d'avancement professionnel dans cette entreprise.

'Opportunities' is a positive abstract noun.

7

Numerous species are at risk of extinction due to climate change.

De nombreuses espèces sont menacées d'extinction en raison du changement climatique.

'Species' is both singular and plural; here it is plural.

8

The software has numerous features that improve productivity.

Le logiciel possède de nombreuses fonctionnalités qui améliorent la productivité.

'Features' is a common term in technology.

1

The philosopher's work has been the subject of numerous scholarly debates.

L'œuvre du philosophe a fait l'objet de nombreux débats érudits.

'Scholarly debates' is a high-level collocation.

2

Numerous accounts of the event suggest that the official story is incomplete.

De nombreux récits de l'événement suggèrent que l'histoire officielle est incomplète.

'Accounts' refers to descriptions or reports.

3

The government has implemented numerous reforms to address the economic crisis.

Le gouvernement a mis en œuvre de nombreuses réformes pour faire face à la crise économique.

'Reforms' is a formal political term.

4

There are numerous instances where the law fails to protect the vulnerable.

Il existe de nombreux cas où la loi ne parvient pas à protéger les personnes vulnérables.

'Instances' is a formal synonym for 'cases' or 'examples'.

5

The architect incorporated numerous sustainable elements into the building's design.

L'architecte a incorporé de nombreux éléments durables dans la conception du bâtiment.

'Sustainable elements' is a specific technical phrase.

6

Numerous challenges remain before the treaty can be fully ratified.

De nombreux défis subsistent avant que le traité ne puisse être pleinement ratifié.

'Challenges' is the subject of the sentence.

7

The research team discovered numerous anomalies in the deep-sea samples.

L'équipe de recherche a découvert de nombreuses anomalies dans les échantillons des profondeurs marines.

'Anomalies' is a precise scientific term.

8

Numerous critics have praised the director's innovative use of lighting.

De nombreux critiques ont loué l'utilisation innovante de l'éclairage par le réalisateur.

'Critics' is a plural noun in the arts register.

1

The manuscript contains numerous marginalia that shed light on the author's thought process.

Le manuscrit contient de nombreuses notes marginales qui éclairent le cheminement de la pensée de l'auteur.

'Marginalia' is a plural noun (singular: marginale).

2

Numerous geopolitical shifts have redefined the international landscape since the end of the Cold War.

De nombreux changements géopolitiques ont redéfini le paysage international depuis la fin de la guerre froide.

'Geopolitical shifts' is a complex academic phrase.

3

The theory is supported by numerous empirical observations across various disciplines.

La théorie est étayée par de nombreuses observations empiriques dans diverses disciplines.

'Empirical observations' is a core scientific concept.

4

Despite numerous attempts at reconciliation, the two factions remain deeply divided.

Malgré de nombreuses tentatives de réconciliation, les deux factions restent profondément divisées.

'Reconciliation' is a high-level abstract noun.

5

The poem is rich with numerous allusions to classical literature.

Le poème est riche de nombreuses allusions à la littérature classique.

'Allusions' is a literary term.

6

Numerous ethical dilemmas arise when considering the implications of artificial intelligence.

De nombreux dilemmes éthiques surgissent lorsque l'on considère les implications de l'intelligence artificielle.

'Ethical dilemmas' is a common phrase in philosophy and tech.

7

The historian noted numerous discrepancies between the eyewitness accounts and the official records.

L'historien a noté de nombreuses divergences entre les témoignages oculaires et les documents officiels.

'Discrepancies' is a formal word for 'differences'.

8

Numerous cultural nuances must be considered when translating idiomatic expressions.

De nombreuses nuances culturelles doivent être prises en compte lors de la traduction d'expressions idiomatiques.

'Cultural nuances' is a sophisticated sociological term.

よく使う組み合わせ

numerous occasions
numerous reasons
numerous studies
numerous attempts
numerous complaints
numerous factors
numerous examples
numerous benefits
numerous challenges
numerous people

よく使うフレーズ

too numerous to mention

— Used to say that there are so many things that it is impossible to list them all. It is a common way to end a list.

The awards he has won are too numerous to mention.

on numerous occasions

— A formal way of saying 'many times' or 'repeatedly.' It is often used in professional or legal contexts.

He has been warned on numerous occasions about his behavior.

for numerous reasons

— Used to introduce a complex explanation that involves many different contributing factors.

The project failed for numerous reasons, mostly financial.

numerous and varied

— Used to emphasize that there are not only many things but also many different kinds of things.

The tasks were numerous and varied, keeping us very busy.

despite numerous attempts

— Used to show that something failed even though many efforts were made to make it work.

Despite numerous attempts, the car wouldn't start.

cited numerous examples

— Commonly used in academic writing to show that a point is well-supported by evidence.

The professor cited numerous examples from history.

faced numerous obstacles

— Used to describe a difficult journey or process that had many problems along the way.

The explorers faced numerous obstacles in the jungle.

received numerous awards

— A standard way to describe a highly successful person or product.

The film received numerous awards at the festival.

numerous reports suggest

— Used in journalism to indicate that many different sources are saying the same thing.

Numerous reports suggest that the company is for sale.

among numerous others

— Used to indicate that the items mentioned are just a small part of a much larger group.

He invited John, Mary, and Steve, among numerous others.

よく混同される語

numerous vs innumerable

Innumerable means 'too many to count,' while numerous just means 'many.' Numerous is less extreme.

numerous vs numerical

Numerical refers to things involving numbers (like a numerical code), while numerous refers to a large quantity.

numerous vs several

Several is usually a smaller number (3-7), whereas numerous implies a much larger group.

慣用句と表現

"too numerous to count"

— A common expression used to emphasize that a quantity is extremely large. It is similar to 'countless.'

The stars in the desert sky were too numerous to count.

informal/neutral
"numerous as the sands of the sea"

— A literary or biblical idiom used to describe an incredibly vast number of people or things.

His descendants shall be as numerous as the sands of the sea.

literary
"legion"

— While not using the word 'numerous,' this idiom means 'great in number.' It is often used as 'Their supporters are legion.'

The problems with the old bridge are legion.

formal/literary
"dime a dozen"

— An idiom meaning something is very common and numerous, and therefore not very valuable.

In this town, aspiring actors are a dime a dozen.

informal
"thick on the ground"

— Used to say that people or things are present in large numbers in a particular place.

Tourists are thick on the ground in London during the summer.

informal/British
"a thousand and one"

— Used to emphasize that there are very many of something, often chores or reasons.

I have a thousand and one things to do before we leave.

informal
"no end of"

— Used to say that there is a very large amount or number of something.

We had no end of trouble with the new software.

informal
"galore"

— Used after a noun to mean 'in great numbers' or 'in abundance.'

There were prizes galore at the school fair.

informal
"a sea of"

— Used to describe a very large number of people or things that look like a wide area.

I looked out at a sea of faces in the audience.

neutral
"by the bucketload"

— Used to describe things that are happening or appearing in very large quantities.

Complaints have been coming in by the bucketload.

informal

間違えやすい

numerous vs Innumerable

Both start with 'num' and relate to large quantities.

Innumerable is hyperbolic and means 'countless.' Numerous is more objective and simply means 'many.'

The stars are innumerable, but the planets in our system are numerous (if we count dwarf planets and moons).

numerous vs Numerical

They share the same root 'numerus.'

Numerical is an adjective describing something expressed in numbers. Numerous describes the quantity of items.

The numerical value is 50, but the reasons for it are numerous.

numerous vs Enumerate

Same root.

Enumerate is a verb meaning 'to list one by one.' Numerous is an adjective describing the total group.

I will enumerate the numerous reasons for my departure.

numerous vs Numerate

Spelling is similar.

Numerate is an adjective meaning 'able to understand and work with numbers' (like literate).

A numerate student can understand numerous complex equations.

numerous vs Multitudinous

Both mean 'many.'

Multitudinous is much more formal and literary, often used to describe vast, swarming groups.

The multitudinous seas incarnadine (Shakespeare).

文型パターン

A1

There are numerous [plural noun].

There are numerous cats.

A2

I have [plural noun] for numerous [plural noun].

I have books for numerous subjects.

B1

Numerous [plural noun] have [verb].

Numerous studies have shown the truth.

B1

On numerous occasions, [sentence].

On numerous occasions, I saw him at the park.

B2

Despite numerous [plural noun], [sentence].

Despite numerous warnings, they went outside.

B2

The [plural noun] were numerous.

The complaints were numerous.

C1

Cited numerous [plural noun] to [verb].

She cited numerous examples to prove her point.

C2

Too numerous to [verb].

The errors were too numerous to count.

語族

名詞

number
numeration
numeral
numerator
numeracy

動詞

number
enumerate
outnumber

形容詞

numerous
numerical
numerate
innumerable
enumerable

関連

count
quantity
multitude
plurality
enumeration

使い方

frequency

Common in written English, especially in non-fiction and academic texts.

よくある間違い
  • Numerous of students Numerous students

    Numerous is an adjective, not a pronoun like 'many' or 'some.' It usually doesn't take 'of.'

  • Numerous information Much information / A lot of information

    Information is uncountable. Numerous can only be used with countable nouns.

  • Numerous person Numerous people

    Numerous implies more than one, so the noun must be plural.

  • He has numerous of friends. He has numerous friends.

    Again, avoid using 'of' directly after 'numerous' when it's modifying a noun.

  • There was numerous traffic. There was heavy traffic.

    Traffic is uncountable. Use 'heavy' or 'a lot of' instead.

ヒント

Upgrade Your Essays

Replace 'a lot of' with 'numerous' in your academic writing. It immediately makes your work look more professional and well-researched.

Countability Rule

Always check if the noun is countable. If you can't put a number before it (like 'one information'), don't use 'numerous.'

Avoid Repetition

If you use 'numerous' in one sentence, use 'various' or 'many' in the next to keep your writing interesting.

The 'New' Sound

Remember to pronounce the first syllable like 'new' (in UK English) or 'noo' (in US English). Don't say 'num' like 'number.'

Use with Abstract Nouns

'Numerous' works great with abstract nouns like 'reasons,' 'factors,' and 'opportunities.' It adds weight to your arguments.

Formal Cues

When you hear 'numerous' on the news, it's a sign that the speaker is trying to be objective and professional.

Professional Tone

Use 'on numerous occasions' instead of 'many times' during a job interview to sound more articulate.

Context Clues

If you see 'numerous' followed by a word you don't know, you at least know there are 'many' of that thing.

The 'Num' Root

Link 'numerous' to 'number' in your mind. It's the easiest way to remember that it's about quantity.

Don't use 'of'

Remember: 'Numerous people,' NOT 'Numerous of people.' This is one of the most common mistakes for learners.

暗記しよう

記憶術

Think of the word 'Number.' Numerous is just 'Number-ous'—it means a place or group is 'full of numbers' of things. If you see 'num,' think of counting.

視覚的連想

Imagine a huge jar filled with thousands of colorful marbles. You can't count them all quickly, but you can see there are 'numerous' marbles.

Word Web

Number Many Countable Formal Quantity Abundant Plural Numerous

チャレンジ

Try to write three sentences about your favorite hobby using the word 'numerous.' For example: 'I have numerous brushes for painting.'

語源

The word 'numerous' entered the English language in the late 15th century. it is derived from the Latin word 'numerosus,' which means 'full of number' or 'rhythmic.' This Latin root comes from 'numerus,' meaning 'number.'

元の意味: Originally, in Latin, it could refer to something that had a pleasing rhythm or meter (like poetry), as well as something that existed in large quantities.

It belongs to the Indo-European family, specifically the Italic branch through Latin, and then into Middle French before reaching English.

文化的な背景

There are no major cultural sensitivities with this word. It is a neutral, descriptive quantifier.

In the UK and US, 'numerous' is the standard for formal reports and news. It is rarely used in very casual slang.

The phrase 'too numerous to mention' appears in countless historical speeches and book introductions. Scientific papers often begin with 'Numerous studies have shown...' to establish authority. In the Bible (King James Version), the word 'numerous' or its roots are used to describe large populations.

実生活で練習する

実際の使用場面

Academic Writing

  • Numerous studies suggest
  • Cited numerous examples
  • There are numerous theories
  • Numerous factors contribute

Business/Professional

  • Received numerous complaints
  • On numerous occasions
  • Numerous opportunities for growth
  • Faced numerous challenges

Journalism/News

  • Numerous reports indicate
  • Numerous eyewitnesses claim
  • Numerous injuries were reported
  • Despite numerous warnings

Nature/Science

  • Numerous species of
  • Numerous celestial bodies
  • Numerous chemical reactions
  • Found in numerous habitats

Daily Life (Formal)

  • I have numerous chores
  • There are numerous ways to
  • I've asked you numerous times
  • Numerous friends of mine

会話のきっかけ

"Have you noticed the numerous changes in our neighborhood recently?"

"There are numerous reasons to learn a new language; what is your main one?"

"I've heard numerous good things about that new restaurant; have you been there?"

"What are the numerous benefits of your current job that you enjoy most?"

"Do you think there are numerous ways to solve the current traffic problem?"

日記のテーマ

Reflect on the numerous people who have influenced your life in a positive way.

List numerous goals you want to achieve in the next five years and explain why.

Describe a time you faced numerous obstacles and how you eventually overcame them.

Write about the numerous things you are grateful for today in detail.

Discuss the numerous reasons why traveling to different countries is important for personal growth.

よくある質問

10 問

No, this is a common mistake. 'Numerous' is an adjective that should directly precede the noun. You should say 'numerous people.' If you want to use 'of,' use 'many of the people' or 'a large number of people.'

Yes, they have the same basic meaning, but 'numerous' is more formal. You would use 'many' with friends and 'numerous' in a school essay or a business report.

No. 'Numerous' can only be used with countable nouns (things you can count like 1, 2, 3). Since you can't count 'one water, two waters' in a general sense, you should use 'much water' or 'a lot of water.'

There is no exact number. However, it usually implies a quantity larger than 'several' (which is about 3-7). It suggests a number large enough to be significant in the context.

It is neutral. You can have 'numerous problems' (negative) or 'numerous awards' (positive). It simply describes the quantity.

The most closely related noun is 'number.' You could also use 'numerousness,' though it is very rare. 'Plurality' or 'multitude' are often used instead.

Yes, it is very common in both American and British English, particularly in formal writing and news.

Yes, in phrases like 'on numerous occasions' or 'for numerous years.' It describes the number of time units.

The most common opposites are 'few,' 'scarce,' or 'limited.' These words describe a small quantity.

Yes, it is typically introduced at the B1 (Intermediate) level as students begin to learn more formal and academic vocabulary.

自分をテスト 200 問

writing

Write a sentence using 'numerous' to describe your favorite books.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Write a formal sentence about why you like your job, using 'numerous'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Use the phrase 'on numerous occasions' in a sentence about a habit.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Describe a challenge you faced using 'numerous obstacles'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Write an academic sentence starting with 'Numerous studies have shown...'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Use 'numerous' to describe the stars in the sky.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Write a sentence about a person who has many friends, using 'numerous'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Explain a delay using 'numerous factors'.

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正解! おしい! 正解:
writing

Use 'numerous' to describe a collection of items.

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正解! おしい! 正解:
writing

Write a sentence using 'too numerous to mention'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Describe a busy street using 'numerous cars'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Use 'numerous' in a sentence about learning English.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Write a sentence about a mistake you made 'numerous times'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Describe a forest using 'numerous trees'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Use 'numerous' to describe a list of complaints.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Write a sentence about 'numerous species' in the ocean.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Use 'numerous' to describe 'attempts'.

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正解! おしい! 正解:
writing

Write a sentence about 'numerous advantages'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Describe a library using 'numerous books'.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Use 'numerous' to describe 'changes' in a city.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
speaking

Say the word 'numerous' three times clearly.

Read this aloud:

正解! おしい! 正解:
speaking

Tell a partner about 'numerous' things in your bag.

Read this aloud:

正解! おしい! 正解:
speaking

Explain 'numerous' reasons why you are learning English.

Read this aloud:

正解! おしい! 正解:
speaking

Describe a time you tried something 'numerous times' before succeeding.

Read this aloud:

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speaking

Give a short presentation on 'numerous' benefits of exercise.

Read this aloud:

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speaking

Pronounce 'On numerous occasions' with correct stress.

Read this aloud:

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speaking

Talk about 'numerous' places you want to visit.

Read this aloud:

正解! おしい! 正解:
speaking

Use 'numerous' to describe the people in your city.

Read this aloud:

正解! おしい! 正解:
speaking

Discuss 'numerous' challenges facing the environment today.

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speaking

Explain the difference between 'many' and 'numerous' to a friend.

Read this aloud:

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speaking

Describe 'numerous' apps on your phone.

Read this aloud:

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speaking

Tell a story about 'numerous' stars you saw on a trip.

Read this aloud:

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speaking

Discuss 'numerous' ways to stay healthy.

Read this aloud:

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speaking

Describe 'numerous' books you have read recently.

Read this aloud:

正解! おしい! 正解:
speaking

Use 'numerous' to describe the features of a new car.

Read this aloud:

正解! おしい! 正解:
speaking

Talk about 'numerous' friends you have from school.

Read this aloud:

正解! おしい! 正解:
speaking

Discuss 'numerous' opportunities in your career.

Read this aloud:

正解! おしい! 正解:
speaking

Describe 'numerous' animals in a zoo.

Read this aloud:

正解! おしい! 正解:
speaking

Explain 'numerous' steps in a recipe.

Read this aloud:

正解! おしい! 正解:
speaking

Talk about 'numerous' movies you like.

Read this aloud:

正解! おしい! 正解:
listening

Listen to this: 'There were numerous people at the park.' How many people?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'I've tried numerous times.' Did they try once?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'The reasons are numerous.' Is it a simple answer?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'Numerous studies support the claim.' Is the claim weak?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'Despite numerous warnings...' Did they listen?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'The museum has numerous artifacts.' What is in the museum?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'Numerous species are found here.' Is it a diverse place?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'The complaints were numerous.' Was everyone happy?

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to this: 'There are numerous ways to help.' Is there only one way?

正解! おしい! 正解:
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listening

Listen to this: 'On numerous occasions, he forgot his keys.' Is he forgetful?

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listening

Listen to this: 'Numerous stars were visible.' Was it day or night?

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listening

Listen to this: 'The errors were too numerous to count.' Were there a few errors?

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listening

Listen to this: 'Numerous students graduated today.' Is it a small school?

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listening

Listen to this: 'We faced numerous obstacles.' Was the trip easy?

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listening

Listen to this: 'Numerous factors are involved.' Is it a simple choice?

正解! おしい! 正解:
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/ 200 correct

Perfect score!

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