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.

Ukrainian President Volodymyr Zelensky meanwhile arrived in Ankara on Saturday for talks with Turkish President Recep Tayyip Erdogan. on security cooperation, a Ukrainian official told AFP.

From Barron's • Apr. 4, 2026

China’s Ministry of Public Security on Friday called the case a “new achievement” in law-enforcement cooperation between the U.S. and China.

From The Wall Street Journal • Apr. 3, 2026

The rare move points to cooperation on counternarcotics enforcement ahead of the planned Trump-Xi summit.

From The Wall Street Journal • Apr. 3, 2026

Justiano said that cooperation went beyond information sharing.

From Barron's • Apr. 1, 2026

Now that the imp had fulfilled its part of the deal, it didn’t need Jack’s cooperation.

From "Half Upon a Time" by James Riley

cooperation

Example Sentences

Related Words