as in informer
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Recent Examples of infiltrator
Beazley continued reviewing footage, and noticed that the infiltrator’s reflective vest bore the insignia of the security firm that had installed the cameras.
—
James Verini, New Yorker, 2 Mar. 2026
Last Saturday, an Islamic State infiltrator ambushed a meeting between American soldiers and their local counterparts in a Syrian desert town.
—Robert F. Worth, The Atlantic, 18 Dec. 2025
Attacker had raised suspicions Al-Baba said the internal security forces’ leadership had recently become suspicious that there was an infiltrator leaking information to IS and began evaluating all members in the Badiya area.
—Abby Sewell, Fortune, 14 Dec. 2025
The infiltrator has been hunting down other agents and even abducted Moneypenny.
—Carly Tagen-Dye, PEOPLE, 10 Nov. 2025
He is brought into the fold by Helen (Elizabeth McGovern), leader of the Talamasca’s New York Motherhouse, to help snuff out an infiltrator in the organization.
—Rebecca Alter, Vulture, 5 Sep. 2025
James Verini, New Yorker, 2 Mar. 2026
Last Saturday, an Islamic State infiltrator ambushed a meeting between American soldiers and their local counterparts in a Syrian desert town.
—Robert F. Worth, The Atlantic, 18 Dec. 2025
Attacker had raised suspicions Al-Baba said the internal security forces’ leadership had recently become suspicious that there was an infiltrator leaking information to IS and began evaluating all members in the Badiya area.
—Abby Sewell, Fortune, 14 Dec. 2025
The infiltrator has been hunting down other agents and even abducted Moneypenny.
—Carly Tagen-Dye, PEOPLE, 10 Nov. 2025
He is brought into the fold by Helen (Elizabeth McGovern), leader of the Talamasca’s New York Motherhouse, to help snuff out an infiltrator in the organization.
—Rebecca Alter, Vulture, 5 Sep. 2025
Recent Examples of Synonyms for infiltrator
Noun
-
And so every regime invests in having student informers.—
Anne Applebaum,
The Atlantic,
23 Jan. 2026
-
The whole family is deeply involved in the revolutionary movement: the oldest son disappears into Siberia, never to be seen or heard of again, while the youngest, eighteen, is jailed together with his father, and executed after his cell is exposed by an informer.—
Literary Hub,
Literary Hub,
22 Jan. 2026
Noun
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Collins also recommended the overnight Sunrise Seto sleeper train as a memorable alternative to daytime travel.—
Stacey Leasca,
Travel + Leisure,
16 Mar. 2026
-
As a potential top-six sleeper to watch in Dallas, Bourque had so much fantasy potential this year.—
Shayna Goldman,
New York Times,
12 Mar. 2026
Noun
-
Once an unconscious stool pigeon, always an unconscious stool pigeon.—
Howie Carr,
Boston Herald,
12 Nov. 2025
-
Russo turned stool pigeon within a month of his November 2017 arrest for selling a kilo of cocaine to an undercover agent.—
John Annese,
New York Daily News,
26 Feb. 2025
Noun
-
Shadow Alliance Former National Security Agency counterspy John Schindler wrote on his Top Secret Umbra blog in January 2024 that Epstein appeared to have been part of a shadowy Israeli influence operation characterized as MEGA.—
Nick Mordowanec,
MSNBC Newsweek,
15 July 2025
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During the Spanish Civil War, an agent on a mission to purchase coal meets with murder and counterspies.—
Los Angeles Times,
Los Angeles Times,
13 Sep. 2019
Cite this Entry
“Infiltrator.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrator. Accessed 20 Mar. 2026.
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