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.

We agreed on the importance of cooperation and avoiding isolationism, recognising that public health threats do not respect borders and require coordinated regional and global action.

From BBC • May 29, 2026

But none of that seemed to help the stock and nor did the announcement of a cooperation agreement with activist investor Elliott Investment Management.

From Barron's • May 27, 2026

“Everyone is working very hard together in full cooperation, which will help us get through this challenging time,” Ferguson said.

From The Wall Street Journal • May 27, 2026

Scientists say future cooperation between ground-based observatories and NASA's space telescopes will help reveal even more about these violent stellar explosions and the extreme objects hidden inside them.

From Science Daily • May 27, 2026

The rock-passing accompaniment reflects the idea of a tight-knit community and cooperation, for if even one child fails to pass their rock on the beat to the next child, the entire song cannot continue.

From "Music and the Child" by Natalie Sarrazin

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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