Comparatives: -er and more
Grammar Rule in 30 Seconds
Use '-er' for short words and 'more' for long words to compare two things using 'than'.
- Add '-er' to one-syllable adjectives like 'fast' to get 'faster'.
- Change '-y' to '-ier' for two-syllable words like 'happy' to get 'happier'.
- Use 'more' before adjectives with two or more syllables like 'more expensive'.
Overview
Use special words to compare two things. Add -er to short words. Use more for long words.
This helps you talk about things you like. It shows how things are different.
You can show how one thing is different. Tell why you like one thing more.
How This Grammar Works
Formation Pattern
tall | taller | He is taller than his sister. |
fast | faster | This car runs faster on the highway. |
old | older | My dog is older than your cat. |
quick | quicker | Can you type quicker? |
strong | stronger | You look stronger after the gym. |
big | bigger | My house is bigger than yours. |
hot | hotter | Today is much hotter than yesterday. |
thin | thinner | He looks thinner after his illness. |
sad | sadder | She seems sadder today. |
wet | wetter | The ground is wetter here. |
large | larger | Our new office is larger. |
nice | nicer | She's a lot nicer than I thought. |
safe | safer | The new route is safer at night. |
wide | wider | The path becomes wider after the bridge. |
happy | happier | You look happier today! |
easy | easier | This test was easier than the last one. |
funny | funnier | That comedian is funnier now. |
heavy | heavier | My suitcase is heavier than yours. |
noisy | noisier | The city gets noisier in the evening. |
beautiful | more beautiful | The sunset was more beautiful today. |
expensive | more expensive | This car is more expensive than that one. |
difficult | more difficult | Learning a new language is more difficult for some. |
carefully | more carefully | You should drive more carefully in the rain. |
interesting| more interesting | The documentary was more interesting than the movie. |
good | better | Her grades are better this semester. |
bad | worse | The traffic is worse than usual. |
far | farther | The store is farther than I expected. |
much | more | He has more experience than I do. |
many | more | There are more people here today. |
little | less | I have less time to finish. |
When To Use It
- Expressing Preferences: When choosing or indicating a favorite between two options, comparatives allow you to clearly state your preference and often the reason. For example,
I find classical music more relaxing than jazz.orThis coffee tastes better than the one we had yesterday. - Making Recommendations: You can guide others by highlighting the advantages or disadvantages of one option over another.
This new laptop is faster and more reliable than the old model.orThe bus is cheaper than a taxi for short distances. - Describing Changes or Developments: Comparatives are ideal for illustrating how something has evolved over time, under different conditions, or in different situations.
The city center is noisier during the day than at night.orHe looks happier now that he changed jobs. - Comparing Characteristics: To detail differences in attributes between individuals, items, or locations, allowing for precise observations.
My brother is taller than me, but I am stronger.orThe north side of the mountain is colder than the south side. - Giving Opinions and Evaluations: When assessing two subjects, comparatives help you convey your judgment or evaluation.
I think online learning is more convenient than traditional classes.orThat movie was worse than I expected.
Common Mistakes
- 1Double Comparatives: This is one of the most widespread errors. It occurs when you incorrectly use both
moreand the-ersuffix for the same adjective or adverb (e.g.,more faster). This is redundant and grammatically incorrect because bothmoreand-erperform the same function: indicating a comparative degree. You must choose only one method based on the word's syllable count.
This is more faster. | This is faster. | faster is already a comparative form. |She is more happier. | She is happier. | happier is already a comparative form. |It's more colder today. | It's colder today. | colder is already a comparative form. |- 1Omitting
than: The wordthanis an indispensable component when making a direct comparison between two items or actions. Forgetting to includethanleaves the comparison grammatically incomplete and conceptually ambiguous, as the object of comparison is missing. It acts as the connective tissue between the two contrasted elements.
He is taller I am. | He is taller than I am. | than connects the two subjects. |This book is more interesting that one.| This book is more interesting than that one.| than clarifies the object of comparison. |- 1Incorrect Choice of
-ervs.more: This error involves applying the wrong formation rule for a given adjective or adverb based on its syllable count. It often happens with multi-syllable words where a learner might incorrectly attempt to add-er, ignoring the principle of euphony.
That is beautifuler. | That is more beautiful. | beautiful has three syllables. |This is expensiver. | This is more expensive. | expensive has three syllables. |The decision was difficulter. | The decision was more difficult.| difficult has three syllables. |- 1Spelling Errors for
-erForms: Mistakes in applying the specific spelling rules, such as doubling consonants or changing-yto-i, are common. These errors, though minor, can affect readability and should be corrected by careful attention to the rules.
happyer | happier | Change -y to -i before -er. |largr | larger | Add -r to words ending in -e. |Real Conversations
Comparatives are integral to expressing thoughts, opinions, and observations in daily English communication across various contexts. Observing their use in authentic exchanges highlights their versatility and natural integration into spoken and written language.
- Casual Chat:
-
Comparative Formation Rules
| Adjective Type | Rule | Example | Comparative |
|---|---|---|---|
|
1 Syllable
|
Add -er
|
Fast
|
Faster
|
|
1 Syllable (CVC)
|
Double consonant + -er
|
Big
|
Bigger
|
|
1 Syllable (ends in -e)
|
Add -r
|
Nice
|
Nicer
|
|
2 Syllables (ends in -y)
|
Change y to i + -er
|
Happy
|
Happier
|
|
2+ Syllables
|
Use 'more'
|
Modern
|
More modern
|
|
Irregular
|
Total change
|
Good
|
Better
|
|
Irregular
|
Total change
|
Bad
|
Worse
|
|
Irregular
|
Total change
|
Far
|
Farther/Further
|
Meanings
The comparative form is used to compare differences between the two objects it modifies (larger, smaller, faster, higher). It is used in sentences where two nouns are compared.
Short Adjectives
Adding the suffix '-er' to adjectives with one syllable.
“The sun is hotter than the moon.”
“This box is heavier than that one.”
Long Adjectives
Using the word 'more' before adjectives with two or more syllables.
“This book is more interesting than the movie.”
“She is more intelligent than her classmates.”
Irregular Comparatives
Adjectives that change completely in their comparative form.
“Your score is better than mine.”
“The weather today is worse than yesterday.”
Reference Table
| Form | Structure | Example |
|---|---|---|
|
Affirmative (Short)
|
Subject + verb + adj-er + than + object
|
He is taller than me.
|
|
Affirmative (Long)
|
Subject + verb + more + adj + than + object
|
This is more useful than that.
|
|
Negative
|
Subject + verb + not + adj-er + than + object
|
I am not faster than you.
|
|
Negative (Alternative)
|
Subject + verb + not as + adj + as + object
|
It is not as hot as yesterday.
|
|
Question
|
Verb + subject + adj-er + than + object?
|
Is she older than him?
|
|
Short Answer
|
Yes, [subject] [verb] / No, [subject] [verb] not
|
Yes, she is. / No, she isn't.
|
Formality Spectrum
He is taller than I am. (Physical description)
He is taller than me. (Physical description)
He's taller than me. (Physical description)
He's got way more height than me. (Physical description)
The Comparative Landscape
Short Words
- Small -> Smaller suffix -er
- Hot -> Hotter double consonant
Long Words
- More Beautiful helper word
- More Expensive helper word
Suffix vs. Helper Word
Which form should I use?
Is it 1 syllable?
Does it end in -y?
Examples by Level
I am taller than my sister.
A car is faster than a bike.
This apple is bigger.
My cat is smaller than your dog.
This phone is more expensive than that one.
I am happier today than yesterday.
Is London bigger than Paris?
The movie was better than the book.
The city is much noisier than the countryside.
This exercise is slightly easier than the last one.
He is more talented than he realizes.
The new model is significantly more efficient.
The more I study, the more I realize I don't know.
The situation is getting more and more complicated.
She is less interested in sports than her brother is.
The results were far better than we had anticipated.
The proposal was no less controversial than the previous one.
He was rather more upset than he let on.
The implications are far-reaching, more so than initially thought.
The narrowness of the path became even more pronounced.
The newer policy is arguably more robust, yet less flexible.
Her elder sister remains the more formidable of the two.
The discrepancy was all the more apparent given the context.
It was a task more easily described than performed.
Easily Confused
Learners use '-est' when they only have two items.
They sound similar, but 'then' is about time.
Learners use 'very' to compare.
Common Mistakes
He is more big.
He is bigger.
I am more good.
I am better.
She is taller that me.
She is taller than me.
It is hoter today.
It is hotter today.
This is more better.
This is better.
It is more easy.
It is easier.
He is more tall than I.
He is taller than me.
The movie was more bad.
The movie was worse.
He is elder than me.
He is older than me.
This is superior than that.
This is superior to that.
Sentence Patterns
The ___ is ___er than the ___.
I think ___ is more ___ than ___.
My ___ is better than your ___.
It's getting ___er and ___er.
Real World Usage
This laptop is more powerful but more expensive.
Tomorrow will be slightly warmer than today.
I believe I am more qualified for this role than other candidates.
I'm looking for someone taller than me.
Is the hotel closer to the beach than the airport?
The pizza here is better than the one across the street.
He is running faster than his opponent!
Happier than ever!
The 'Y' Rule
No Double Comparatives
Use Modifiers
Polite Comparisons
Smart Tips
If it ends in -y, -er, -le, or -ow, it usually takes '-er'. If not, 'more' is a safer bet.
Use 'much' or 'way' before the comparative to add emphasis.
Always use 'than' followed by a subject pronoun and a verb.
Check if it's a 'CVC' word. If it is, double that last letter before adding -er.
Pronunciation
The Schwa Suffix
The '-er' ending is almost always pronounced as a weak schwa /ə/ in British English or a rhotic /ər/ in American English. Do not stress it.
Linking 'Than'
The word 'than' is usually reduced to /ðən/. It links quickly to the following word.
Comparison Stress
This one is BIGGER than that one.
We often stress the comparative adjective to emphasize the difference.
Memorize It
Mnemonic
Short is Sweet: Add -er. Long is Strong: Use More.
Visual Association
Imagine a short person standing on a box labeled '-er' to reach a high shelf, while a tall person (long word) just needs a friend named 'More' to help them.
Rhyme
If the word is short and small, add -er to stand tall. If the word is long and wide, put 'more' right by its side.
Story
Once there was a small cat named 'Fast' who wanted to be 'Faster', so he ate an '-er' cookie. His friend, a big elephant named 'Intelligent', couldn't fit the cookie, so he just carried a sign that said 'More'.
Word Web
Challenge
Look around your room. Find two objects and say three comparative sentences about them (e.g., 'The lamp is taller than the book').
Cultural Notes
Using comparatives can sometimes sound rude if you are comparing people directly. It is often softer to use 'not as... as'.
Americans frequently use 'than me' or 'than him' (object pronouns).
In very formal British English, you might still hear 'than I' or 'than he', though it is becoming rare.
The '-er' suffix comes from Old English '-ra', which is shared with other Germanic languages. 'More' comes from the Old English 'māra'.
Conversation Starters
Which is better: living in a big city or a small town?
Is your phone better than your last one?
Compare two famous people you know.
If you could travel anywhere, would you prefer a hotter or colder climate?
Journal Prompts
Common Mistakes
Test Yourself
My house is ___ (big) than yours.
Which sentence is grammatically correct?
Find and fix the mistake:
She is more intelligenter than her brother.
The blue car is $20,000. The red car is $15,000. (expensive)
Match each item on the left with its pair on the right:
Learning English is ___ (easy) than learning Chinese.
I am taller ___ my father.
today / than / is / it / yesterday / colder
Score: /8
Practice Exercises
8 exercisesMy house is ___ (big) than yours.
Which sentence is grammatically correct?
Find and fix the mistake:
She is more intelligenter than her brother.
The blue car is $20,000. The red car is $15,000. (expensive)
Bad, Happy, Far
Learning English is ___ (easy) than learning Chinese.
I am taller ___ my father.
today / than / is / it / yesterday / colder
Score: /8
Practice Bank
12 exercisesThe weather today is ___ than yesterday.
Choose the correct sentence:
She drives more carefullyer than her brother.
Translate into English: 'El examen fue más fácil de lo que pensaba.'
Arrange these words into a sentence:
This coffee tastes a little ___ than the one I usually drink.
Match the adjectives with their comparative forms:
Translate into English: 'Ella es más paciente que yo.'
The new software is efficienter than the old one.
Arrange these words into a sentence:
He responded ___ to my message this time.
Choose the correct sentence:
Score: /12
FAQ (8)
No, 'better' is already comparative. Adding 'more' is redundant and incorrect. Just say `better`.
Double the last letter for one-syllable words that end in a single vowel and a single consonant (CVC), like `big` -> `bigger` or `hot` -> `hotter`.
In modern English, they are often used interchangeably. However, `farther` usually refers to physical distance, while `further` refers to metaphorical distance (e.g., 'further information').
Technically, 'fun' is a noun, so 'more fun' is the standard form. While you might hear 'funner' in very casual speech, it is considered incorrect in exams or formal writing.
Both are used. `Than me` is common and natural in conversation. `Than I am` or `than I` is more formal.
Yes, if they don't end in 'y'. For example, `more modern` or `more famous`. If they end in 'y', use `-ier`.
Use the structure `as + adjective + as`. For example, 'I am as tall as my brother.'
The opposite is `less`. For example, 'This book is less interesting than the other one.'
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
más + adjective
No suffix equivalent to '-er'.
plus + adjective
Uses 'plus' instead of suffixes.
adjective + -er
German uses '-er' for almost all adjectives, even long ones.
yori
No morphological change to the adjective.
bǐ (比)
Comparison is handled by sentence structure, not word forms.
Elative form (af'al)
Internal root modification.
Learning Path
Prerequisites
Continue With
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