Phrasal verbs with the particles up and down are combinations of a verb + particle where the particle changes the meaning. In business English these verbs are extremely common and often idiomatic. 'Up' often suggests completion, increase, or improvement. 'Down' often suggests reduction, stopping, or failure. Pay attention to whether the phrasal verb is separable (the object can come between verb and particle) or inseparable.
'Up' can imply completion, increase, or improvement (e.g., set up, scale up).
'Down' can imply reduction, stopping, or breaking (e.g., cut down, break down).
Some phrasal verbs are separable: object can go between verb and particle (e.g., 'back up the files' / 'back the files up').
Other phrasal verbs are inseparable: object must come after the particle (e.g., 'look after').
Table
Common phrasal verbs with 'up' and 'down'
Phrasal Verb
Meaning
Example
set up
establish or arrange
They set up a new office in Lisbon.
bring up
raise a topic
She brought up the budget during the meeting.
back up
make a copy of data / support
Please back up the files before the update.
look up
search for information / improve
I looked up the client's address.
break down
stop working / analyze in detail
The server broke down last night.
cut down
reduce
We need to cut down on unnecessary expenses.
slow down
decrease speed or pace
Production slowed down after the power issue.
turn down
reject or reduce volume
They turned down our proposal.
Tip
Where to place the particle and object?
The position of the object with phrasal verbs depends on separability and the object type.
Separable transitive phrasal verbs: object can go between verb and particle or after the particle. Example: 'back up the files' / 'back the files up'.
With pronoun objects, place the pronoun between verb and particle: 'back them up' (NOT 'back up them').
Inseparable phrasal verbs: the object must come after the particle. Example: 'look after the client.'
Pay attention to meaning changes: adding 'up' or 'down' can change the verb's sense entirely.
When in doubt, check a dictionary to see if the phrasal verb is separable.
Example
Examples in context
They set up a new office in Lisbon.
Please back up the files before the update.
She brought up the budget during the meeting.
The server broke down just before the deadline.
Tip
Common mistakes with up/down phrasal verbs
Learners often make predictable errors with these phrasal verbs. Watch out for:
Confusing the literal meaning of the verb with the idiomatic phrasal verb.
Incorrect word order: placing pronouns after the particle (wrong: 'back up them').
Using the particle as a separate word incorrectly (e.g., writing 'backup' when the verb is required).
Not recognizing meaning changes when switching particles (e.g., 'break' vs 'break down').
Wrong tense or verb form for the phrasal verb.
Practice common combinations and check a reliable dictionary when unsure.
Quiz
Choose the correct sentence:
Hint: Think about the past tense form of a regular verb + particle.
Correct!
'Back up' is a phrasal verb (verb + particle). In past tense, use 'backed up' as the verb phrase.
Incorrect
The correct answer was: We backed up the files yesterday.
'Back up' is a phrasal verb (verb + particle). In past tense, use 'backed up' as the verb phrase.
Quiz
Complete: The team _____ the database before the migration.
Hint: Think about the past tense of a separable phrasal verb used for copying data.
Correct!
'Back up' means to copy data as a precaution. The sentence needs the past tense verb phrase.
Incorrect
The correct answer was: backed up
'Back up' means to copy data as a precaution. The sentence needs the past tense verb phrase.
Quiz
Choose the correct sentence:
Hint: Focus on the standard word order for phrasal verbs with a noun object.
Correct!
'Bring up' means to raise a topic. The natural word order here is verb + particle + noun phrase.
Incorrect
The correct answer was: She brought up the issue during the meeting.
'Bring up' means to raise a topic. The natural word order here is verb + particle + noun phrase.
Key Points
GrammarPoint
set up
phrasal verbCEFR B1//ˌsɛt ˈʌp//
to establish or arrange (e.g., a company, meeting, or system)
They set up a satellite office to serve southern Europe.
Vocabulary
back up
phrasal verbCEFR B1//ˌbæk ˈʌp//
to make a copy of data as a precaution; to support
IT must back up all client files every night.
Vocabulary
bring up
phrasal verbCEFR B1//brɪŋ ˈʌp//
to raise a topic for discussion
He brought up compliance issues at the team meeting.
Vocabulary
break down
phrasal verbCEFR B1//breɪk ˈdaʊn//
to stop working (machines) or to analyze something in detail
The copier broke down during the busiest hour.
Vocabulary
cut down
phrasal verbCEFR B2//kʌt ˈdaʊn//
to reduce the amount or number of something
The company cut down costs by renegotiating contracts.
Vocabulary
turn down
phrasal verbCEFR B1//tɜːrn ˈdaʊn//
to reject an offer or to reduce volume/intensity
They turned down the initial proposal due to budget limits.
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