Phrasal Verbs: What They Are, How They Work, and How to Learn Them

Short answer

• A phrasal verb is a verb plus a particle, an adverb or a preposition such as up, out, off, on, down, or over, used together as a single verb. The Cambridge Learner's Dictionary defines it as a verb together with an adverb or a preposition that has a different meaning from the meaning of its separate parts.
• Some phrasal verbs are literal: the meaning follows fairly naturally from the words. Many others are idiomatic: the combined meaning cannot be guessed reliably from the parts alone, and it has to be learned as a whole.
• A separable phrasal verb lets its object sit between the verb and the particle, or after the whole combination, when the object is a noun. With a pronoun object, the pronoun must go between the verb and the particle.
• An inseparable phrasal verb never splits. The object, whether a noun or a pronoun, always comes after the whole combination.
• Three part phrasal verbs, such as look forward to and put up with, are always inseparable. The object comes after the final word.
• There is usually no reliable rule that tells you whether a new combination is separable or inseparable. Purdue University's writing guide makes the same point: in most cases the pattern simply has to be learned, and a good dictionary entry will show it.
• The fastest way to learn phrasal verbs is in small groups tied to real situations, with the full combination, its pattern, and one sentence of your own for each item, rather than as a long alphabetical list with no context.

Phrasal verbs are one of the first things that make English feel different from the version taught in a grammar book. A learner can know the verb look and the word up, and still be puzzled by the sentence “I will look up the address.” Nothing is being lifted, and nothing is above anything else. The two words work together as one verb, and together they mean something new: to search for information. That small shift explains both why phrasal verbs matter and why they cause trouble. They are everywhere in everyday English, their meanings often cannot be worked out from the separate words, and their word order follows rules that change from one combination to the next.

This guide explains the system behind them. It covers what counts as a phrasal verb, how separable and inseparable forms differ, what happens when a third word is added, why the same combination can mean several different things, and how to learn new ones without trying to memorize a whole dictionary at once. It is a grammar explainer, not a verb tense guide, so it does not repeat the coverage of verb tenses in a paragraph or of past tense forms. Those topics are treated separately, and this article stays on the structure and meaning of phrasal verbs themselves.

What a Phrasal Verb Is

A phrasal verb has at least two parts. The first part is an ordinary verb: take, give, look, turn, put, get, run, or come, for example. The second part is a particle. In grammar writing, the word particle is used for the small word that follows the verb, whether it behaves more like an adverb or more like a preposition. Common particles include up, down, in, out, on, off, over, away, back, and through.

The key point is that the combination acts as one verb. It can be the main verb of a sentence, it can change tense like a single verb, and it can take an object or not, depending on the combination. Consider these three sentences, each written for this guide:

• Maya turned down the lamp before she started reading.
• Maya turned the offer down after thinking about it overnight.
• Maya turned it down politely.

In the first sentence, turn down describes lowering light. In the second, the same combination describes refusing an offer. In the third, the pronoun it sits between turn and down, which is the separable pattern explained below. The spelling stays the same, but the meaning and the word order depend on the combination and the object.

Cambridge Dictionary’s grammar guide calls the whole family multi-word verbs, divided into phrasal verbs, prepositional verbs, and phrasal-prepositional verbs. In everyday teaching, the term phrasal verb is often used loosely for all three types, and this guide follows that usage while flagging the three part group separately, because its word order rule is different.

How to Tell a Phrasal Verb from a Verb Plus a Separate Word

Not every verb followed by a small word is a phrasal verb. Sometimes the small word belongs to the rest of the sentence rather than to the verb. Compare these two sentences:

• Daniel ran up the hill to reach the viewpoint before sunset.
• Daniel ran up a large bill at the hotel restaurant over the weekend.

In the first sentence, up the hill describes direction, and ran keeps its ordinary meaning of moving quickly on foot. In the second, ran up is a single unit meaning to accumulate, in this case a bill that grew larger over time. The test is meaning: if removing the small word, or changing it, destroys the intended meaning, the words are probably working as one phrasal verb. If the verb still means the same thing without the small word, the small word is probably doing a separate job in the sentence, such as showing place or direction.

A second test is substitution: if a single verb can replace the whole combination without changing the meaning much, you are almost certainly looking at a phrasal verb. “She postponed the meeting” can replace “She put off the meeting.” By contrast, a verb with a helper, such as “has finished,” is not a phrasal verb: the helper only marks tense, and does not create a new meaning.

Transitive and Intransitive Phrasal Verbs

Before word order, it helps to sort phrasal verbs by whether they take an object. A transitive phrasal verb takes a direct object, something or someone that receives the action. An intransitive phrasal verb takes no direct object. The same spelling can appear in both groups with different meanings, which is one more reason to learn each meaning with its pattern, not just the spelling.

Transitive examples, each with an object named:

• Nora picked up the parcel from the front desk on her way home.
• The committee called off the outdoor rehearsal when the rain started.
• Our teacher went over the instructions twice before the test began.

Intransitive examples, where no object is needed:

• The bus finally showed up twenty minutes late.
• The toddler woke up early and asked for breakfast.
• The old radio gave out during the storm and never worked again.

Some combinations move between the groups. Take off can be intransitive when a plane leaves the ground: “The plane took off on time.” It can be transitive when someone removes clothing or takes time away from work: “Jonas took off his coat” and “Priya took a day off.” The spelling is the same, the grammar is not, so a learner who only memorizes a spelling will still get the sentence wrong half the time. Learning the pattern beside the meaning prevents that mistake.

Separable Phrasal Verbs

A separable phrasal verb allows its object to sit in two places when the object is a noun: after the whole combination, or between the verb and the particle. Both positions are correct, and the meaning does not change. The choice is often a matter of rhythm, emphasis, or the length of the object.

• The editor turned down the proposal. / The editor turned the proposal down.
• We filled out the form at the front desk. / We filled the form out at the front desk.
• The team called off the practice session. / The team called the practice session off.

With a pronoun object, the freedom disappears. The pronoun must go between the verb and the particle. This is the single most useful word order rule in this guide, and it is worth learning as a habit rather than as a fact to recall under pressure.

• The editor turned it down. Not: turned down it.
• We filled it out at the front desk. Not: filled out it.
• The team called it off. Not: called off it.

How do you know a verb is separable? A dictionary entry usually shows it. Learner’s dictionaries often print something like “put sth on” or “put on sth” to show where the object, abbreviated as sth for something or sb for somebody, can go. If the abbreviation appears between the verb and the particle, the verb can be separated. If it appears only after the whole combination, it cannot. Checking that notation takes a few seconds, and it prevents the most common word order error with phrasal verbs. Purdue’s lists of separable verbs follow the same logic: they group combinations by pattern, not just by spelling, because the pattern is part of the verb.

Separable verbs are always transitive, because separation only makes sense when there is an object to place. If a combination never takes an object, there is nothing to separate, and the question does not arise.

Inseparable Phrasal Verbs

An inseparable phrasal verb never splits. The object, noun or pronoun, always comes after the whole combination. Trying to place the object in the middle produces a sentence that sounds wrong to a fluent speaker, even if every word is spelled correctly.

• The nurse looked after the patient through the night. / The nurse looked after him through the night.
• We ran into an old classmate at the market on Saturday.
• Sara takes after her grandmother in both looks and patience.

The incorrect versions show why the rule matters: “looked him after,” “ran an old classmate into,” and “takes her grandmother after” all break the combination. The verb and its particle must stay together, and the object waits until the combination is complete.

Many inseparable verbs are prepositional in character: the particle behaves like a preposition that links the verb to its object. Look after, look for, count on, deal with, and get over all work this way. Others are intransitive and therefore inseparable by nature, since there is no object to move at all. Either way, the practical rule is the same: do not split the combination.

When you are unsure, there is a safe fallback that several teaching guides recommend. Keep the combination together and put the object after it. That choice is correct for inseparable verbs, and it is also correct, though not the only option, for separable verbs with a noun object. It is only wrong for a separable verb with a pronoun object, where the pronoun must go in the middle. So the fallback covers most cases, and the one case it misses is easy to memorize as a single rule: pronoun goes in the middle for separable verbs.

Three Part Phrasal Verbs

A three part phrasal verb has a verb, a particle, and a preposition. Examples include look forward to, put up with, run out of, get along with, and catch up with. For the combinations in this section, which take a single object, the object comes after the final word, never in the middle.

• We are looking forward to the school fair next month.
• We are looking forward to it with real excitement.
• The neighbors put up with the building work for six weeks.
• The team ran out of printer paper halfway through the report.

Splitting any of these produces a broken sentence: “looking it forward to” and “put the building work up with” do not work. The reason is structural. The final preposition needs its object after it, so the object cannot be pulled into the middle of the combination.

Three part verbs are common in polite and social English. Look forward to softens a statement about the future. Put up with describes tolerating something unpleasant without complaining directly. Get on with describes a relationship that works smoothly. Because they carry social meaning as well as literal meaning, they repay attention: using the right three part verb can make a sentence sound friendly, patient, or cooperative in a way that a single formal verb might not.

Literal, Figurative, and Partly Figurative Meanings

Phrasal verbs sit on a scale from literal to fully idiomatic, and most of the learning difficulty comes from the middle and far end of that scale.

Literal combinations keep a fairly transparent meaning. Sit down, stand up, go out, and come in all describe movement that the words suggest. A learner who knows sit and down can work out sit down without much help. These combinations still need learning as units, because the particle can be required even when it feels redundant, but they rarely cause a serious misunderstanding.

Partly figurative combinations stretch the literal meaning in a recognizable direction. Pick up can mean to lift something, which is literal, and it can also mean to learn something casually, to collect someone, or to improve, as in business picking up. The connection is still visible: lifting, gathering, and rising all share an idea of upward or gathering movement. The learner’s job is to notice which stretch is intended from context.

Fully idiomatic combinations cannot be worked out from the parts at all. Give up means to stop trying, not to hand something upward. Figure out means to solve or understand, not to shape a figure. Run into means to meet someone by chance, not to collide with them while running, although the collision meaning also exists, which makes context essential. These are the combinations that most need to be learned as whole items, with an example sentence that shows the meaning in action.

Particles themselves carry tendencies, not rules. Up often suggests completion or increase, out often suggests completion or departure, off often suggests separation or stopping, down often suggests reduction, and over often suggests reviewing. These tendencies help a learner make an educated guess, but they are not reliable enough to replace checking a dictionary. Treat particle tendencies as hints, not as definitions.

One Combination, Several Meanings

Many phrasal verbs are polysemous, meaning one spelling carries several related or unrelated meanings. This is normal in English, and it is one reason lists that give one meaning per verb mislead learners. A useful habit is to learn the two or three most common meanings of a frequent verb, each with its own example, before moving on to rarer ones.

Take the verb turn, with different particles:

• Turn up can mean to arrive, to increase volume or heat, or to be found after a search.
• Turn down can mean to refuse, to lower volume or heat, or to fold part of something downward.
• Turn out can mean to attend an event, to produce a result, or to switch off a light.

The lesson is not to collect meanings, but to collect contexts. A meaning learned with a situation attached is easier to recall than a meaning learned as a bare definition. When you meet a new meaning of a familiar combination, add it to the same notebook entry, with its own sentence, rather than starting a new entry.

Formal and Informal Use

Phrasal verbs are often described as informal, and there is truth in that description, but it needs qualification. Cambridge Dictionary’s grammar guide notes that phrasal verbs are often, but not always, less formal than a single word with the same meaning. In conversation, in emails to colleagues, in instructions, and in much everyday writing, phrasal verbs are the natural choice. In formal reports, legal writing, and some academic writing, a single Latin based verb is often preferred: postpone rather than put off, investigate rather than look into, tolerate rather than put up with, withdraw rather than back out.

The choice is about register, the level of formality suited to the situation, not about correctness. “We put off the meeting” is not wrong. It is simply less formal than “We postponed the meeting.” A learner who only knows the formal verb can sound stiff in conversation. A learner who only knows the phrasal verb can sound too casual in a formal report. Knowing both, and choosing between them, is the real skill.

Common Mistakes and How to Avoid Them

Most phrasal verb errors fall into a small set of patterns, which makes them easier to prevent than they first appear.

The first pattern is splitting an inseparable verb. “She looked the letter for all morning” should be “She looked for the letter all morning.” The fix is to learn the pattern with the verb, and to use the safe fallback of keeping the combination together when unsure, except for pronouns in separable verbs.

The second pattern is the reverse: failing to split a separable verb with a pronoun. “She turned down it” should be “She turned it down.” The fix is the single rule stated above: pronoun goes in the middle for separable verbs. Practicing that rule with a handful of frequent verbs, turn down, pick up, put off, fill out, give back, makes it automatic.

The third pattern is using the wrong particle. Look after and look for, turn up and turn down all differ by one small word, and the meanings differ completely. The fix is to learn the combination as a unit, not the verb alone.

The fourth pattern is translating word by word from another language. Many languages express with a single verb what English expresses with a phrasal verb, and the literal translation of the parts produces a different meaning or no meaning at all. The fix is to accept that the combination is the vocabulary item. When you learn a new idea, ask how English speakers express it in a phrase, not how each word translates on its own.

Phrasal Verbs by Situation

Learning by situation works better than learning alphabetically. The groups below use frequent combinations, each with an original example sentence, and each verb should still be checked in a dictionary for its pattern and other meanings.

Daily routine and home life:

• Wake up: “Lena wakes up at six and opens the curtains before breakfast.”
• Get up: “After a slow start, Tomas finally got up and made coffee.”
• Tidy up: “Before guests arrived, Amara tidied up the living room.”
• Turn off: “Remember to turn off the lights before you leave the house.”

Work and study:

• Set up: “The team set up the new projector before the presentation.”
• Go over: “Our tutor went over the essay plan and suggested a clearer structure.”
• Work out: “We worked out a schedule that gave everyone a fair share of shifts.”
• Catch up: “After her holiday, Priya caught up with the notes she had missed.”

Travel and movement:

• Set off: “We set off early to avoid the morning traffic.”
• Check in: “Travelers check in at the desk before collecting their room key.”
• Pick up: “We picked up our rental car after landing.”
• Get off: “Please get off at the second stop for the museum.”

Relationships and social life:

• Get along with: “Nadia gets along with her new neighbors very well.”
• Look after: “During the holiday, Jon looked after his sister’s dog.”
• Catch up with: “Old friends caught up with each other over lunch.”
• Make up: “After a long talk, they made up and agreed to share the cost.”

Money, plans, and problems:

• Save up: “Hassan saved up for a year before buying his bicycle.”
• Run out of: “The cafe ran out of fresh bread before noon.”
• Sort out: “It took a week to sort out the booking error.”
• Come up with: “The class came up with a plan for the charity fair.”

A Practical Way to Learn Phrasal Verbs

A method that works for many learners has four steps, repeated in small doses rather than in long sessions.

First, choose a small set, no more than five to eight combinations at a time, tied to one situation you actually use. Five verbs you will use this week beat fifty verbs you will forget by next week.

Second, for each verb, record four things: the full combination, whether it is separable, inseparable, or three part, its meaning in plain words, and one sentence of your own. The sentence matters most. Writing it forces you to choose a pattern and a context, and it gives you something to recall later besides a definition.

Third, use the verbs within a day or two. Write a short paragraph, send a message to a study partner, or describe your day aloud using the new verbs. A verb used once in a real sentence is worth more than a verb read ten times in a list.

Fourth, review by pattern, not just by meaning. Once a week, sort your recent verbs into separable, inseparable, and three part groups, and test yourself on pronoun placement.

Dictionaries are part of the method, not a shortcut around it. A learner’s dictionary shows the pattern, the register, and the common meanings in one place. Checking a verb in a dictionary is not a sign of weak English. It is how fluent speakers handle combinations they have not used before, and Purdue’s guide is frank that memorization, supported by checking, is the normal route, because there is usually no rule that predicts the pattern.

One more habit helps: notice phrasal verbs while reading, rather than only while studying. Note two or three per page in a novel, a news article, or a work email, and ask what the combination adds that a single verb would not.

FAQ

What is a phrasal verb in simple terms?

A phrasal verb is a verb plus a small word, called a particle, that works together with it as a single verb. The combined meaning is often different from the meanings of the separate words, so the combination has to be learned as a unit.

What is the difference between a separable and an inseparable phrasal verb?

In a separable verb, a noun object can sit between the verb and the particle or after the whole combination, but a pronoun object must sit between them. In an inseparable verb, the object always comes after the whole combination.

Are three part phrasal verbs always inseparable?

Yes. Combinations such as look forward to, put up with, and run out of always keep their parts together, and the object comes after the final word.

Can a phrasal verb have more than one meaning?

Yes, and many frequent ones do. Turn up, make up, break down, and pick up each carry several meanings, and context shows which one is intended. Learning each meaning with its own example sentence prevents confusion.

Are phrasal verbs informal?

Often, but not always. Many are natural in conversation and everyday writing, while a single formal verb may be preferred in a formal report. Some, such as carry out and set up, are used at every level of formality.

How many phrasal verbs should I learn at once?

A small set works best: five to eight combinations tied to one situation, each learned with its pattern and one sentence of your own, then used within a day or two. Large alphabetical lists are harder to retain and give no context for recall.

Why can I not guess the meaning from the separate words?

Because many phrasal verbs are idiomatic. The particle changes the verb’s meaning in ways that follow tendencies, such as up suggesting completion, but those tendencies are not reliable rules. The combined meaning has to be checked and learned as a whole.

Do I need to learn phrasal verbs if I already know a lot of single verbs?

Yes, if you want to understand everyday English and sound natural in conversation. Phrasal verbs appear constantly in speech, in messages, in instructions, and in stories. Knowing only formal single verbs can make speech sound stiff and can leave common sentences hard to follow.

What is the most common mistake with phrasal verbs?

Word order with pronouns. Learners often write “turn down it” instead of “turn it down” for a separable verb, or split an inseparable verb such as look after. Learning the pattern beside the meaning, and practicing pronoun placement, prevents both errors.

How is this different from learning verb tenses?

Verb tenses show when an action happens. Phrasal verbs show how a verb combines with a particle to create a meaning and a pattern. They are best learned as separate topics.

Keep reading: The Past Tense

Sources & references

• Cambridge University Press, Cambridge Learner's Dictionary, definition of "phrasal verb": a verb together with an adverb or a preposition that has a different meaning from the meaning of its separate parts. https://dictionary.cambridge.org/dictionary/learner-english/phrasal-verb
• Cambridge University Press, Cambridge Dictionary, English Grammar Today, "Phrasal verbs and multi-word verbs": three types of multi-word verbs, common adverb particles, and the note that phrasal verbs are often, but not always, less formal than a single word with the same meaning. https://dictionary.cambridge.org/grammar/british-grammar/phrasal-verbs-and-multi-word-verbs
• Cambridge University Press, Cambridge Dictionary blog, "An introduction to phrasal verbs" (Liz Walter, 2014). http://dictionaryblog.cambridge.org/2014/09/24/an-introduction-to-phrasal-verbs/
• Purdue University, Purdue Online Writing Lab (OWL), "Two-Part (Phrasal) Verbs (Idioms)": overview of separable, inseparable, and intransitive patterns, and the note that there is usually no indicator of the pattern, so phrases must in most cases be learned. https://OWL.Purdue.edu/owl/general_writing/mechanics/two_part_phrasal_verbs_idioms/index.html
• Purdue University, Purdue OWL, "Separable Phrasal Verbs" list. https://OWL.Purdue.edu/owl/general_writing/mechanics/two_part_phrasal_verbs_idioms/separable_phrasal_verbs.html
• Purdue University, Purdue OWL, "Inseparable Phrasal Verbs" list. https://OWL.Purdue.edu/owl/general_writing/mechanics/two_part_phrasal_verbs_idioms/inseparable_phrasal_verbs.html
• The Blue Book of Grammar and Punctuation, GrammarBook.com, "Phrasal Verbs": definition of a phrasal verb as a verb combined with a particle, with particles typically prepositions, adverbs, or both. https://www.grammarbook.com/blog/verbs/phrasal-verbs/