cooperator

They’ve got one cooperator, but you can cross-examine the cooperator, who’s cooperating in hopes of a more lenient sentence.

From Slate ● Jan. 7, 2026

Using a rented minivan, Quintero and the cooperator conducted six “recon” missions in Franco’s neighborhood, Del Rio testified.

From Los Angeles Times ● Oct. 10, 2025

"He is not a viable cooperator for the Fulton County D.A.,"

From Salon ● Feb. 27, 2024

While Wang is the first cooperator to take the stand, jurors have so far heard from three other witnesses.

From Reuters ● Oct. 6, 2023

Auxiliary -- N. auxiliary; recruit; assistant; adjuvant, adjutant; ayudante†, coaid†; adjunct; help, helper, help mate, helping hand; midwife; colleague, partner, mate, confrere, cooperator; coadjutor, coadjutrix†; collaborator. ally; friend &c.

From Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

“Is his case just gonna be based on the testimony of sources and cooperators, which is pretty much what it was in President Hernandez’s case?”

From Los Angeles Times ● Jan. 5, 2026

Some models were designed to create a vortex, which, through its shear pattern, localized cooperators within a ring while pushing cheaters to the outer rim of the environment -- essentially localizing cooperation.

From Science Daily ● Feb. 6, 2024

Former FBI assistant director Frank Figliuzzi suggested that "there are multiple cooperators" in the documents case because the indictment references two people's conversations.

From Salon ● Jul. 28, 2023

Moira Penza, a former federal prosecutor, said that the best government cooperators accepted blame on the witness stand and that the “power differential” between Ms. Ellison and Mr. Bankman-Fried could make her a compelling voice.

From New York Times ● Jul. 20, 2023

If it is our duty to act as "cooperators with the Creator" to bring children into the world, it is difficult to say at what point our behavior is "unnatural."

From The Pivot of Civilization by Margaret Sanger