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.

Although little more has followed, Xi and Trump could "commit to some rhetorical signal" in Beijing as a basis for further cooperation, Zeng said.

From Barron's • May 13, 2026

In February, Puzder flew to Washington to advocate for cooperation with Europe.

From The Wall Street Journal • May 13, 2026

This visit could set the groundwork for future cooperation – or conflict – in the years ahead.

From BBC • May 11, 2026

Ottawa has been stepping up ties with the EU and other key partners as part of Prime Minister Mark Carney's efforts to increase cooperation between "middle powers".

From Barron's • May 11, 2026

Captain Smith seems satisfied with what I have learned about cooperation, and he unclamps my chains.

From "Blood on the River" by Elisa Carbone

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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