1
as in collaborated
to participate or assist in a joint effort to accomplish an end
conservation groups cooperated with state authorities to find a humane way to manage the area's overpopulation of deer
Synonyms & Similar Words
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2
as in united
to form or enter into an association that furthers the interests of its members
several industrialized nations cooperated in a trade agreement to reduce or eliminate tariffs
Synonyms & Similar Words
Antonyms & Near Antonyms
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Recent Examples of cooperated
The truck driver remained at the location and cooperated with officers, the CHP said.
—
City News Service, Daily News, 4 Apr. 2026
The au pair, Juliana Peres Magalhaes, cooperated with authorities and pleaded guilty to manslaughter.
—Tim Stelloh, NBC news, 3 Apr. 2026
The principal and aide cooperated with police during the investigation.
—Lillie Davidson, Fort Worth Star-Telegram, 3 Apr. 2026
According to police, neither Peters nor Lentz reportedly cooperated with officers at the scene.
—Lydia Patrick, MSNBC Newsweek, 31 Mar. 2026
After learning of the United States' investigation in this case, the district attorney's office said that Team Rehab cooperated with the United States by identifying improper claims for payment and implementing compliance controls to prevent future overbilling.
—Paula Wethington, CBS News, 30 Mar. 2026
The driver remained at the scene and cooperated with detectives, according to IMPD.
—Kayla Dwyer, IndyStar, 29 Mar. 2026
The housing market has not cooperated, and its push into serving professional contractors hasn't been able to move the needle, given that activity is sluggish everywhere.
—Kevin Stankiewicz, CNBC, 27 Mar. 2026
The driver of the Mazda remained at the scene of the collision and cooperated with authorities, police said.
—Caelyn Pender, Mercury News, 25 Mar. 2026
City News Service, Daily News, 4 Apr. 2026
The au pair, Juliana Peres Magalhaes, cooperated with authorities and pleaded guilty to manslaughter.
—Tim Stelloh, NBC news, 3 Apr. 2026
The principal and aide cooperated with police during the investigation.
—Lillie Davidson, Fort Worth Star-Telegram, 3 Apr. 2026
According to police, neither Peters nor Lentz reportedly cooperated with officers at the scene.
—Lydia Patrick, MSNBC Newsweek, 31 Mar. 2026
After learning of the United States' investigation in this case, the district attorney's office said that Team Rehab cooperated with the United States by identifying improper claims for payment and implementing compliance controls to prevent future overbilling.
—Paula Wethington, CBS News, 30 Mar. 2026
The driver remained at the scene and cooperated with detectives, according to IMPD.
—Kayla Dwyer, IndyStar, 29 Mar. 2026
The housing market has not cooperated, and its push into serving professional contractors hasn't been able to move the needle, given that activity is sluggish everywhere.
—Kevin Stankiewicz, CNBC, 27 Mar. 2026
The driver of the Mazda remained at the scene of the collision and cooperated with authorities, police said.
—Caelyn Pender, Mercury News, 25 Mar. 2026
Recent Examples of Synonyms for cooperated
Verb
-
Firefighters collaborated secured the building in collaboration with city departments until representatives of the house arrived on scene to figure out the next steps, authorities said.—
Molly Gibbs,
Mercury News,
4 Apr. 2026
-
Spence collaborated with Carrasco on the selection and placement of a variety of plants, noting the southwest exposure.—
Caron Golden,
San Diego Union-Tribune,
4 Apr. 2026
Verb
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Sixth grader Starry Hampton said the students were united in their effort to protest ICE.—
Doug Ross,
Chicago Tribune,
1 Apr. 2026
-
Many Wisconsinites know the Republican Party was founded in Ripon, when 54 of its about 100 voters united under a new banner to oppose the expansion of slavery in 1854.—
Hope Karnopp,
jsonline.com,
1 Apr. 2026
Verb
-
The nonprofit Ebell Club was chartered and federated on March 9, 1984, and since that time, members have raised more than $300,000 for numerous philanthropies both within the community and national organizations.—
Sharon Hlapcich,
Oc Register,
17 Feb. 2026
-
The order covers federated IT systems and mission platforms across all services.—
Aamir Khollam,
Interesting Engineering,
13 Jan. 2026
Verb
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The war continues, and Faisal and Lawrence, now allied with General Sir Edmund Allenby, have both triumphs and setbacks.—
Encyclopedia Britannica,
Encyclopedia Britannica,
2 Apr. 2026
-
Nice, France's fifth largest city on the French Riviera, becomes the most resounding win of the far right Sunday with the victory of Eric Ciotti, a former conservative who allied with the National Rally of Marine Le Pen.—
Arkansas Online,
Arkansas Online,
23 Mar. 2026
Verb
-
The news comes after SpaceX and xAI—the company behind X and Grok—merged in February, a partnership which Musk claims could one day lead to data centres in Earth's orbit.—
Will McCurdy,
PC Magazine,
5 Apr. 2026
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The world demanded a simplified portrait; John provided it, and, after a while, the two merged.—
Jeffrey Eugenides,
New Yorker,
4 Apr. 2026
Cite this Entry
“Cooperated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cooperated. Accessed 5 Apr. 2026.
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