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A2 verb #1,500 सबसे आम 12 मिनट पढ़ने का समय

fill

शीर्ष 1,500

The word 'fill' is a very basic and important action word in English. It means to put something into an empty space until there is no more room. For example, if you have an empty glass, you can put water in it. When the water goes all the way to the top, you 'fill' the glass. You can fill a box with toys, or fill a bag with apples. It is an action you do with your hands every day. You will hear this word a lot when people talk about food, drinks, and cleaning. It is easy to use. Just remember to say what you are putting inside. You say 'fill the cup with water'. Do not say 'fill the cup of water'. This is a very common mistake for beginners. Practice using it when you are in the kitchen or packing your bag for school.

At the A2 level, you should understand that 'fill' is used for more than just putting water in a glass. You use it when you are completing tasks, like writing information on a paper. If a teacher gives you a test with empty spaces, you must 'fill in' the blanks. If you go to a new doctor, they will ask you to 'fill out' a form with your name and address. You also use it when talking about cars. When a car needs gas, you go to the gas station to 'fill up' the tank. It is also used to talk about places getting crowded. If many people go into a room, you can say 'the room is filling up'. Remember the difference between 'fill' (the action) and 'full' (how it looks when it is done). You fill a cup so that it becomes full.

When you reach the B1 level, your understanding of 'fill' expands to include abstract concepts and emotions. You are no longer just filling physical containers; you are filling time, filling roles, and filling people with feelings. For instance, if you have an hour before your train arrives, you might read a book to 'fill the time'. If a coworker is sick, your boss might ask you to 'fill in' for them, meaning you will do their job for the day. You will also see it used with emotions: 'The good news filled her with joy.' This metaphorical use is very common in everyday English and in stories. You should also be comfortable with the passive voice, such as 'The hole was filled with dirt.' Paying attention to these different contexts will help you sound much more natural when speaking and writing.

At the B2 level, mastery of the word 'fill' involves a deep understanding of its various phrasal verbs and collocations, and the ability to use them accurately in both formal and informal contexts. You should know that 'fill out' is typically used for entire documents, while 'fill in' is for specific sections or blanks. You will encounter professional collocations like 'fill a vacancy' or 'fill a prescription'. You should also be aware of the subtle differences between 'fill' and its synonyms like 'pack', 'stuff', or 'load'. Choosing the right word demonstrates a higher level of vocabulary control. Furthermore, you will see 'fill' used in idiomatic expressions, such as 'have your fill', meaning to have had enough of something. Your ability to understand and deploy these nuanced meanings is a strong indicator of upper-intermediate proficiency.

For C1 learners, 'fill' is a tool for precise and sophisticated expression. You are expected to understand its use in complex literary and academic contexts. You will encounter phrases like 'fill the void', used metaphorically to describe replacing something deeply missed, or 'fill the criteria', meaning to meet specific requirements. The word is often used to create vivid imagery in writing, such as 'a silence that filled the room'. At this level, you should effortlessly navigate the subtle distinctions between American and British usage (e.g., 'fill out' vs. 'fill in' a form). You should also recognize when 'fill' is used as a noun, such as in 'eat your fill' or 'a fill of tobacco', though these are less common. Your usage should be flawless, with perfect prepositional pairings and an intuitive grasp of its metaphorical extensions.

At the C2 level, your command of 'fill' is indistinguishable from that of a highly educated native speaker. You appreciate the word's etymological roots and its evolution in modern discourse. You can manipulate its various forms and collocations to achieve specific rhetorical effects, whether in persuasive speech, creative writing, or academic analysis. You are comfortable with archaic or highly specialized uses, and you can play with the word in puns or extended metaphors. You understand how 'fill' interacts with prefixes and suffixes (e.g., 'refill', 'unfilled', 'fulfillment') and can seamlessly integrate these derivatives into complex syntactic structures. Your understanding encompasses not just the definition, but the cultural and emotional weight the word carries in different contexts, allowing you to use it with absolute precision and elegance.

इसका अभ्यास करें उदाहरण नोट्स और सुझाव

fill 30 सेकंड में

Action of making something full.
Used with physical containers (glass, box).
Used with abstract concepts (time, roles).
Common in phrasal verbs (fill in, fill out).

The verb 'fill' is one of the most fundamental and frequently utilized action words in the English language, serving as a cornerstone for both literal and figurative expressions of capacity, completion, and occupation. When we examine the core semantics of this essential vocabulary item, we discover that it primarily denotes the process of making something full or becoming full, thereby eliminating empty space or vacancy within a given container, area, or conceptual framework.

Please fill the glass with water.

The concept of filling is integral to everyday communication. When you fill something, you are taking an empty space and adding substance to it until no more can be added. This action is not just physical but also metaphorical. For instance, you can fill a glass with water, which is a literal action, or you can fill someone with joy, which is a metaphorical action.

Literal Meaning: To put a substance into a container until there is no more room.

Understanding how to use this verb correctly will greatly enhance your fluency in English. It is a fundamental building block of the language that appears in countless contexts, from casual conversations to formal academic writing. The versatility of the word allows it to be combined with various prepositions to create phrasal verbs, such as 'fill in', 'fill out', and 'fill up', each carrying its own distinct nuance and application. Mastery of these variations is essential for any learner aiming to achieve a high level of proficiency.

The room began to fill with smoke.

Furthermore, the word can function in different syntactic structures, serving as both a transitive and an intransitive verb depending on the context. When used transitively, it requires a direct object, as in 'She filled the bucket.' When used intransitively, it describes the state of becoming full, as in 'The room filled with smoke.' This dual functionality makes it an incredibly dynamic word.

Metaphorical Meaning: To cause an emotion or feeling to be strongly felt by someone.

In addition to its verbal uses, it also has related noun forms, though the verb form is by far the most common. As you continue to study and practice, you will notice this word appearing repeatedly in reading materials, listening exercises, and everyday speech.

He will fill the vacancy next week.

Paying close attention to the surrounding words, or collocations, will help you understand the specific meaning intended in any given situation. For example, 'fill a prescription' has a very specific medical context, whereas 'fill a vacancy' is used in professional or human resources contexts. By familiarizing yourself with these common pairings, you can speak and write more naturally. Remember that language learning is a gradual process, and mastering such a versatile word takes time and exposure.

Tears began to fill her eyes.

Practice using it in your own sentences, listen for it when native speakers talk, and don't be afraid to make mistakes. Over time, the correct usage will become second nature to you, and you will be able to express yourself more clearly and effectively.

Time Context: To occupy a period of time with an activity.

The journey of vocabulary acquisition is a rewarding one, and every new word you fully understand adds another tool to your communicative toolkit. Keep exploring, keep practicing, and your efforts will undoubtedly yield excellent results in your language proficiency journey.

We need to fill the time before the train arrives.

The continuous exposure to these patterns solidifies your understanding and ensures that you can deploy the word effortlessly in any situation that requires it.

Using the verb 'fill' correctly requires an understanding of its grammatical structures and the common prepositions that accompany it in various contexts. The most standard construction involves a subject, the verb 'fill', a direct object, and often the preposition 'with' followed by the substance.

She will fill the bottle with juice.

This structure is incredibly common and forms the basis of many everyday sentences. However, the usage extends far beyond this simple pattern. Phrasal verbs are a crucial aspect of mastering this word. 'Fill in' is typically used when talking about completing missing information, such as in a form or a test.

Fill In: To complete missing information in a document or provide someone with missing details.

On the other hand, 'fill out' is used more broadly in American English to mean completing an entire form or document. Another vital phrasal verb is 'fill up', which emphasizes making something completely full, often to the brim or maximum capacity.

We need to fill up the gas tank.

Understanding these subtle distinctions is what separates an intermediate learner from an advanced speaker. When using 'fill' intransitively, the focus shifts from the agent doing the action to the container or space that is undergoing the change.

Intransitive Use: When the subject is the thing becoming full, no direct object is needed.

For example, 'The stadium filled quickly' demonstrates how the verb can describe a process happening to the subject.

Her eyes began to fill with tears of joy.

It is also important to consider the passive voice, which is frequently used when the agent is unknown or unimportant. 'The pool was filled yesterday' is a standard passive construction. Beyond physical objects, 'fill' is used with abstract nouns. You can fill a role, fill a position, or fill a need. These collocations are essential for professional and academic communication.

Abstract Collocations: Using the word with non-physical concepts like roles, time, or requirements.

When someone says they are 'filling in for someone', they mean they are temporarily taking over their responsibilities.

I will fill in for Sarah while she is on vacation.

This specific usage highlights the adaptability of the word in workplace environments. Practicing these different structures—transitive, intransitive, phrasal verbs, and abstract collocations—will ensure that you can use the word accurately and confidently in any situation.

The bakery smell will fill the entire street.

Continual practice and exposure to native materials will solidify these patterns in your mind, making your English sound more natural and precise.

The word 'fill' is ubiquitous in the English language, appearing across a vast array of contexts, from the most mundane daily interactions to highly specialized professional environments. You will encounter this word constantly in everyday life.

Please fill the kettle so we can make tea.

In domestic settings, it is used when talking about food, drinks, and household chores. You fill a pot with water, fill the dishwasher, or fill a bowl with soup.

Household Contexts: Frequently used when discussing cooking, cleaning, and organizing items at home.

Moving outside the home, it is a staple at gas stations and in automotive contexts. Drivers frequently talk about filling up their tanks or filling their tires with air. In professional and administrative environments, the word takes on a more bureaucratic tone.

You must fill out this application form.

You will hear receptionists asking clients to fill out paperwork, HR managers discussing the need to fill a vacant position, or doctors writing prescriptions that need to be filled at a pharmacy.

Medical Contexts: Used when a pharmacist prepares the medication prescribed by a doctor.

The entertainment industry also relies heavily on this word. Theaters fill with spectators, concert halls fill with music, and movies are filled with action.

The stadium will fill up quickly for the final match.

In literature and storytelling, authors use it to describe emotions and atmospheres. A character might be filled with dread, or a room might be filled with an eerie silence. In educational settings, teachers ask students to fill in the blanks on a worksheet or fill their notebooks with notes.

Educational Contexts: Common in instructions for tests, exercises, and assignments.

The digital world has also adopted the word. You fill out online forms, fill your digital shopping cart, or fill your hard drive with data.

Make sure to fill in all the required fields on the website.

Because it is so versatile, paying attention to the context in which you hear it will help you understand its specific nuance. Whether you are listening to a casual conversation between friends, a formal news broadcast, or reading a complex novel, you are bound to encounter this essential verb.

The silence in the room was hard to fill.

Its widespread use makes it one of the most important words to master for anyone looking to achieve fluency in English.

Despite its status as a foundational vocabulary word, learners frequently make errors when using 'fill', particularly regarding prepositions, phrasal verbs, and pronunciation. One of the most prevalent mistakes involves the choice of preposition following the verb.

Incorrect: I will fill the cup of water. Correct: I will fill the cup with water.

Many learners directly translate from their native languages and use 'of' instead of 'with'. Remember that in English, you fill a container *with* a substance.

Preposition Error: Using 'of' instead of 'with' when specifying the contents.

Another major area of confusion lies in the distinction between the phrasal verbs 'fill in' and 'fill out'. While they are sometimes interchangeable, using them incorrectly can sound unnatural. For example, you fill in a blank on a test, but you fill out an entire job application.

Please fill out this form before seeing the doctor.

Pronunciation is also a significant hurdle. The short 'i' sound in 'fill' is often mispronounced as a long 'e' sound, making it sound exactly like the word 'feel'.

Pronunciation Mix-up: Confusing the short vowel in 'fill' with the long vowel in 'feel'.

This can lead to amusing or confusing misunderstandings. Saying 'I need to feel the bottle' instead of 'I need to fill the bottle' changes the meaning entirely.

Make sure you fill the tires with air, not feel them.

Additionally, learners sometimes confuse 'fill' with 'full'. 'Fill' is the verb (the action), while 'full' is the adjective (the state). You cannot say 'I will full the glass'. Another subtle mistake is using 'fill' when 'pack' or 'stuff' would be more appropriate. While you fill a glass with water, you pack a suitcase with clothes.

Collocation Errors: Using 'fill' when another verb like 'pack', 'load', or 'stuff' is more natural.

Understanding these nuanced differences in vocabulary choice is key to sounding like a native speaker.

Do not fill the suitcase too much, or it won't close.

By being aware of these common pitfalls—preposition usage, phrasal verb distinctions, pronunciation, part of speech confusion, and collocation accuracy—you can significantly improve your accuracy.

She managed to fill the entire page with her writing.

Practice speaking the word aloud, paying close attention to the short 'i' sound, and always double-check your prepositions when writing.

Expanding your vocabulary means not only knowing the word 'fill' but also understanding its synonyms and related terms, which allow for more precise and varied expression. While 'fill' is a versatile and general term, English offers numerous alternatives that carry specific nuances.

He decided to fill the box with old books.

For instance, the word 'pack' is often used when referring to putting items into a container, especially tightly or for travel. You pack a suitcase, whereas you fill a glass.

Pack vs. Fill: 'Pack' implies arranging items tightly, often for transport, while 'fill' simply means taking up space.

Another related word is 'stuff', which suggests pushing things into a space forcefully or carelessly. You might stuff clothes into a drawer if you are in a hurry. When talking about liquids, 'pour' is related but distinct; pouring is the action of making the liquid flow, which results in filling the container.

She will pour the tea to fill the cups.

In more formal or academic contexts, you might encounter words like 'occupy' or 'permeate'. 'Occupy' is often used for space or time, such as 'The desk occupies too much space' or 'The meeting will occupy the whole morning'.

Occupy: A more formal synonym used for taking up physical space or time.

'Permeate' is used when a substance, smell, or feeling spreads throughout an entire area, similar to a room filling with smoke, but emphasizing the spreading action.

The aroma of coffee began to fill the kitchen.

Another excellent synonym in specific contexts is 'replenish', which means to fill something up again after it has been emptied. You replenish your supplies or replenish your energy. In the context of emotions, words like 'infuse' or 'imbue' can sometimes replace 'fill', though they are highly literary.

Replenish: To fill something again that was previously full but has been depleted.

Understanding these synonyms allows you to choose the exact word that fits your intended meaning, elevating your language skills from basic to advanced.

The volunteers worked hard to fill the sandbags before the flood.

While 'fill' is never wrong in these contexts, using words like 'pack', 'stuff', 'occupy', 'permeate', or 'replenish' adds color, precision, and sophistication to your English communication.

He needs to fill the shelves with new products.

Practice substituting these words in sentences to see how the tone and imagery change.

How Formal Is It?

औपचारिक

अनौपचारिक

बोलचाल

कठिनाई स्तर

ज़रूरी व्याकरण

स्तर के अनुसार उदाहरण

Please fill the glass with water.

Make the glass full of water.

Verb used as an imperative (command).

I need to fill my bottle.

I need to put water in my bottle.

Infinitive form after 'need to'.

Can you fill this box?

Can you put things in this box until it is full?

Modal verb 'can' + base verb.

He fills the cup with milk.

He puts milk in the cup.

Third-person singular present tense.

Fill the bag with apples.

Put apples in the bag.

Imperative with preposition 'with'.

She will fill the pot.

She is going to put water in the pot.

Future tense with 'will'.

Do not fill it too much.

Do not put too much inside.

Negative imperative.

They fill the pool with water.

They put water in the swimming pool.

Present simple, plural subject.

Please fill in the blanks on the test.

Write the missing words.

Phrasal verb 'fill in'.

We need to fill up the car with gas.

We need to put a lot of gas in the car.

Phrasal verb 'fill up'.

Fill out this form with your name.

Write your information on this paper.

Phrasal verb 'fill out'.

The room is starting to fill with people.

Many people are coming into the room.

Intransitive use with 'with'.

She filled her pockets with candy.

She put a lot of candy in her pockets.

Past tense 'filled'.

Can you fill the ice tray?

Can you put water in the plastic tray for ice?

Question form.

He filled the hole with dirt.

He put dirt into the empty space in the ground.

Past tense, physical action.

I will fill your glass again.

I will pour more drink for you.

Future tense, offering help.

The music filled the entire concert hall.

The sound of music was everywhere in the hall.

Metaphorical use of 'fill' with sound.

I need someone to fill in for me at work tomorrow.

I need someone to do my job tomorrow.

Phrasal verb 'fill in for' meaning substitute.

Her heart was filled with joy when she heard the news.

She felt very happy.

Passive voice with an emotion.

We played games to fill the time while waiting.

We played games so we wouldn't be bored.

Collocation 'fill the time'.

The doctor gave me a prescription to fill at the pharmacy.

The doctor gave me a paper to get medicine.

Collocation 'fill a prescription'.

Smoke filled the kitchen after the dinner burned.

There was smoke everywhere in the kitchen.

Intransitive action describing a spreading substance.

They are trying to fill the vacant position quickly.

They want to hire someone for the job soon.

Collocation 'fill a position'.

Tears filled her eyes as she said goodbye.

She started to cry.

Metaphorical/physical description of emotion.

The company is struggling to fill the void left by the former CEO.

The company cannot find a good replacement for the old boss.

Idiomatic phrase 'fill the void'.

Please ensure you fill out the questionnaire in its entirety.

Make sure you answer all the questions on the paper.

Formal instruction using 'fill out'.

The aroma of freshly baked bread filled the air.

You could smell the new bread everywhere.

Descriptive language using 'fill' with a scent.

He ate until he had his fill and could eat no more.

He ate until he was completely full.

Noun usage in the idiom 'have one's fill'.

The shelves were filled to capacity with new merchandise.

The shelves had as many products as possible.

Passive construction 'filled to capacity'.

She was asked to fill the role of project manager temporarily.

She was asked to act as the project manager for a short time.

Collocation 'fill the role'.

The silence that filled the room was deafening.

It was so quiet that it felt uncomfortable.

Oxymoron and metaphorical use.

We need to fill the order by the end of the week.

We must complete the customer's request by Friday.

Business collocation 'fill an order'.

The candidate's extensive experience perfectly fills the criteria for the job.

The person's background matches exactly what is needed.

Collocation 'fills the criteria'.

A profound sense of melancholy filled him as he watched the sunset.

He felt a deep sadness.

Advanced emotional description.

The author fills the narrative with rich, historical detail.

The writer puts a lot of history into the story.

Literary analysis context.

They managed to fill the quota just hours before the deadline.

They reached the required number right before time ran out.

Business terminology 'fill the quota'.

The museum is filled with artifacts dating back to the Roman Empire.

The museum has many old Roman objects.

Passive voice used for description.

He tried to fill the awkward pause with meaningless chatter.

He talked about nothing important to stop the silence.

Abstract use 'fill a pause'.

The new regulations will fill a significant gap in the current legislation.

The new rules will fix a missing part of the law.

Legal/formal context 'fill a gap'.

Her lungs filled with the crisp, mountain air.

She breathed in the cold, fresh air deeply.

Intransitive physiological description.

The symphony's crescendo filled the auditorium, leaving the audience spellbound.

The loud music took over the room and amazed everyone.

Highly descriptive, evocative language.

He sought to fill the existential void through relentless philanthropic endeavors.

He tried to find meaning in life by doing a lot of charity work.

Complex philosophical vocabulary.

The historian's new book fills a crucial lacuna in our understanding of the era.

The book provides missing information about that time period.

Academic vocabulary 'fill a lacuna'.

The air was filled with the palpable tension of impending conflict.

You could strongly feel that a fight was about to happen.

Abstract metaphorical description.

She was entirely fulfilled by her career, having filled every ambition she harbored.

She was very happy because she achieved all her goals.

Play on words with 'fulfilled' and 'filled'.

The defense attorney attempted to fill the jury's minds with reasonable doubt.

The lawyer tried to make the jury unsure about the case.

Legal rhetoric.

The intricate tapestry was filled with allegorical motifs and hidden symbols.

The woven art had many secret meanings and pictures.

Art history description.

His sudden departure left a chasm that proved impossible to fill.

When he left, it created a huge problem that could not be fixed.

Dramatic metaphorical expression.

सामान्य शब्द संयोजन

fill a glass

fill a prescription

fill a vacancy

fill the void

fill a role

fill an order

fill the tank

fill the gap

fill the time

fill a need

सामान्य वाक्यांश

fill in the blanks

fill someone in

fill to the brim

have one's fill

fill the bill

fill someone's shoes

fill up on

fill out a form

fill to capacity

fill with dread

अक्सर इससे भ्रम होता है

fill vs feel

fill vs full

fill vs file

मुहावरे और अभिव्यक्तियाँ

आसानी से भ्रमित होने वाले

fill vs

वाक्य संरचनाएँ

इसे कैसे इस्तेमाल करें

note

While 'fill' is generally a verb, it can be a noun in phrases like 'eat your fill' or 'a fill of dirt', though these are less common for beginners to use actively.

सामान्य गलतियाँ

Using 'of' instead of 'with' (e.g., 'fill of water').
Pronouncing it like 'feel'.
Using 'full' as a verb (e.g., 'I will full the glass').
Confusing 'fill in' and 'fill out' in American English contexts.
Using 'fill' when 'pack' is more appropriate (e.g., 'fill a suitcase' instead of 'pack a suitcase').

सुझाव

Use 'With'

Always remember to use the preposition 'with' when talking about the contents. Say 'fill the box with books', never 'fill the box of books'.

Short 'i' Sound

Keep the vowel sound short and crisp. If you elongate it, you will say 'feel' instead of 'fill', which can cause confusion.

Phrasal Verbs

Memorize the big three: fill in (blanks), fill out (forms), and fill up (tanks/containers). They are essential for everyday fluency.

Fill Me In

Use the phrase 'fill me in' when you want someone to tell you what happened while you were away. It sounds very natural and native-like.

Abstract Uses

Improve your creative writing by using 'fill' with abstract concepts. 'The room was filled with tension' sounds much better than 'The room was tense'.

Fill vs. Full

Never use 'full' as a verb. 'Full' describes the state after the action of 'filling' is complete. I fill the cup; the cup is full.

Fill a Vacancy

In a work environment, use 'fill a vacancy' or 'fill a position' when talking about hiring someone for an empty job role.

Fill a Prescription

When you take a doctor's note to a pharmacy, you ask them to 'fill the prescription'. This is the standard terminology.

Connected Speech

Native speakers often link words together. 'Fill it up' will often sound like one word: 'fillidup'. Train your ear to catch this.

Vary Your Words

While 'fill' is great, try using 'pack' for suitcases or 'replenish' for supplies to show off a wider vocabulary range.

याद करें

स्मृति सहायक

Think of a PILL that you drop into a glass of water to FILL it with bubbles.

शब्द की उत्पत्ति

Old English

सांस्कृतिक संदर्भ

In British English, you 'fill in' a form, whereas in American English, you 'fill out' a form. Both are understood globally but are strong regional markers.

असल ज़िंदगी में अभ्यास करें

वास्तविक संदर्भ

बातचीत की शुरुआत

"Can you fill my glass, please?"

"Did you fill out the application form yet?"

"I need to fill up my car; where is the nearest gas station?"

"Who is going to fill in for you while you are on vacation?"

"What do you usually do to fill your free time?"

डायरी विषय

Describe a time when you felt filled with joy.

What are the most annoying forms you have had to fill out?

If you had to fill a box with your favorite things, what would you put inside?

Write about a person whose shoes would be hard to fill.

How do you fill your time on a long flight or train ride?

अक्सर पूछे जाने वाले सवाल

10 सवाल

In American English, 'fill out' is used when completing an entire document, like an application form. 'Fill in' is used for completing a specific blank space or missing piece of information. However, in British English, 'fill in' is commonly used for the entire document as well. Both are phrasal verbs that mean providing required information. Context usually makes the meaning clear.

No, this is a very common mistake. In English, you must use the preposition 'with' when specifying the substance used to fill something. The correct phrase is 'fill with water'. For example, 'I will fill the glass with water.'

Yes, 'fill' is a regular verb. Its past tense and past participle forms are both 'filled'. You simply add '-ed' to the base form. For example, 'Yesterday, I filled the car with gas.'

To 'fill someone in' is an idiom that means to provide someone with missing information or details about a situation. For example, if you miss a meeting, you might ask a colleague to 'fill you in' on what was discussed. It is a very common phrase in professional and casual settings.

The word 'fill' is pronounced with a short 'i' sound, like in the words 'it' or 'sit'. It is important not to stretch the vowel sound, or it will sound like the word 'feel', which means to touch or experience an emotion. Practice saying 'it' and 'fill' together to master the sound.

This is a common idiom that means to take over someone's responsibilities or role, especially when that person was very good at their job. If a great boss retires, people might say, 'It will be hard to fill her shoes.' It implies that the replacement has a difficult task ahead.

Yes, 'fill' can be used intransitively, meaning it does not need a direct object. This usually happens when the subject is the thing becoming full. For example, 'The room filled with smoke' or 'Her eyes filled with tears.' In these cases, the action happens to the subject.

'Fill' is a verb, which means it is an action word. 'Full' is an adjective, which means it is a describing word. You perform the action of filling a glass so that the glass becomes full. You cannot say 'I will full the glass.'

To 'fill the bill' is an idiom that means to be exactly what is needed in a particular situation. For example, if you are looking for a cheap, reliable car and you find a used Honda, you might say, 'This car really fills the bill.' It means it meets all your requirements.

'Fill up' is a phrasal verb that emphasizes making something completely full, often to the very top. You can say 'fill the glass' or 'fill up the glass'. They mean almost the same thing, but 'fill up' adds a sense of completion or maximum capacity. It is very commonly used with gas tanks.