cooperation

[koh-op-uh-rey-shuhn] / koʊˌɒp əˈreɪ ʃən /

NOUN

mutual effort

Synonyms

STRONGEST

aid assistance collaboration participation partnership service unity

STRONG

alliance cahoots coaction coalition combination communion company concert concurrence confederacy confederation conspiracy federation fusion give-and-take harmony help helpfulness logrolling partisanship reciprocity responsiveness society symbiosis synergism synergy teamwork unanimity union

WEAK

coadjuvancy combined effort confunction doing business with esprit de corps playing ball teaming

Antonyms

STRONG

antagonism disagreement discord disunion disunity division divorce hostility management separation

WEAK

blockage delay encumbrance hindrance obstruction prevention stoppage

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.

Downing Street said Sir Keir had "committed to boosting the country's security and resilience" and in his role, Brown "will advise on how global finance cooperation can help to achieve this".

From BBC • May 9, 2026

We’re confident that in this cooperation agreement, Beretta will put forth candidates that meet that expectation.

From The Wall Street Journal • May 8, 2026

And the survey found overwhelming support for deeper EU cooperation on defence and security, with 81 percent backing a common policy in the area -- the highest level in 20 years.

From Barron's • May 8, 2026

The document recognises Yerevan's aspiration to join the bloc, as well as deepens cooperation between the two sides in economic and security matters.

From Barron's • May 7, 2026

It is true that there has often been close cooperation between the ANC and the Communist Party.

From "Long Walk to Freedom" by Nelson Mandela

Vocabulary lists containing cooperation

Ecology - Interdependent Relationships in Ecosystems - Introductory

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Lyndon B. Johnson on "The Great Society" (1964)

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John F. Kennedy, Inaugural Address, January 20, 1961

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