cooperate

[koh-op-uh-reyt] / koʊˈɒp əˌreɪt /

VERB

work with; assist

Synonyms

STRONGEST

aid assist collaborate comply with conspire contribute coordinate further help participate unite uphold

STRONG

abet advance agree band befriend coincide combine concert concur conduce espouse forward league partner second succor

WEAK

back up be in cahoots chip in coadjute give-and-take go along with join forces join in lend a hand pitch in play ball pool resources pull together share in show willingness side with stick together take part work side by side work together

Antonyms

STRONGEST

block check counteract disagree harm hinder hurt obstruct oppose protest stop

STRONG

differ halt impede reject

WEAK

delay disturb encumber prevent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some police leaders feel that they are in an impossible position: Whether or not they cooperate with the agency, their relationships with their communities have been compromised.

From Slate • Apr. 27, 2026

For earnings to reach those levels, residential markets will likely need to cooperate.

From Barron's • Apr. 23, 2026

The miracle of our species isn’t that we annihilate each other, it’s that we cooperate at all.

From Salon • Apr. 23, 2026

When I spoke to the UK's Fraud Minister, Lord Hanson of Flint, he told me punishing countries for refusing or failing to cooperate on tackling scams could be counterproductive.

From BBC • Apr. 18, 2026

Only with extreme effort could he get the first muscle to cooperate.

From "The Bluest Eye" by Toni Morrison

Vocabulary lists containing cooperate

UCPS 6th Grade Roots List #1

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Divergent

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Chapter 28: The Cold War Era

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