cooperate

B2 Topic:Work & Careers

Also spelled co-operate

US /koʊˈɑ.pəˌɹeɪt/ UK /kəʊˈɒp.ə.ɹeɪt/ See IPA manual

Freq #4845

Meanings

1

verb
To work together with others toward a shared goal.

The two companies agreed to cooperate on the new project.
2

verb
To do what someone asks and be helpful instead of causing problems.

The witness refused to cooperate with the police.

Thesaurus

Synonyms

1 verb · to work together with... get together

More co-opcoactcoadjuteliaise

Word family

Forms cooperatedcooperatescooperating

Derived forms cooperatingcoopetenoncooperatinguncooperating

Related forms cooperation cooperativecooperator

Etymology

Originated 1595–1605 from Late Latin cooperātus, perfect passive participle of cooperor (“to work with”), see -ate (verb-forming suffix) for more. Equivalent to co- + operate. Displaced native Old English efnwyrċan.

cooperātus la-lat

View etymology graph ->

Topics

Work & Careers

External links

# cooperate

**Type:** Word
**Level:** B2
**Part of speech:** verb
**IPA (US):** /koʊˈɑ.pəˌɹeɪt/
**IPA (UK):** /kəʊˈɒp.ə.ɹeɪt/
**Frequency rank:** 4845

## Meanings
1. To work together with others toward a shared goal.
2. To do what someone asks and be helpful instead of causing problems.

## Examples
- The two companies agreed to cooperate on the new project.
- The witness refused to cooperate with the police.

## Synonyms
- co-op
- coact
- coadjute
- liaise

## Derived Forms
- cooperating
- coopete
- noncooperating
- uncooperating

## Related Forms
- cooperation
- cooperative
- cooperator

## Roots and Affixes
- Root: cooperātus
- Affix: co- - with

## Etymology
Originated 1595–1605 from Late Latin cooperātus, perfect passive participle of cooperor (“to work with”), see -ate (verb-forming suffix) for more. Equivalent to co- + operate. Displaced native Old English efnwyrċan.

## AI Etymology
cooperate originated 1595–1605 from Late Latin cooperātus, perfect passive participle of cooperor (“to work with”), see -ate (verb-forming suffix) for more. Equivalent to co- + operate. Displaced native Old English efnwyrċan. Current senses include to work together with others toward a shared goal and to do what someone asks and be helpful instead of causing problems. English relatives and later formations include cooperating, coopete, noncooperating, cooperation, cooperative.

## Topics
- Work & Careers

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