as in spies
a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country
within the city was a well-organized fifth column, and these undercovers would make themselves known as soon as the invading forces breached the city limits
Synonyms & Similar Words
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Example Sentences
Recent Examples of Synonyms for undercovers
Noun
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Despite the summer heat, the windows were often closed to keep out horseflies and the long ears of loyalist spies, so the air inside was stifling and pungent.—
Literary Hub,
Literary Hub,
13 May 2026 -
According to the ministry, foreign spies are infiltrating everything from mapping apps to weather stations.—
Sylvie Zhuang,
CNN Money,
7 May 2026
Noun
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Henry Cavill, Jake Gyllenhaal and Eiza González star in the film about a team of elite operatives on an impossible mission.—
ABC News,
ABC News,
17 May 2026
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Republican Kandiss Taylor has filed to run for the seat, but her past political runs have led operatives to rule her out as a serious candidate.—
Claire Carter,
The Washington Examiner,
16 May 2026
Noun
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Vucic, government officials and the pro-government media have branded critics as foreign agents who wish to destroy the country — rhetoric that has ramped up political polarization.—
Jovana Gec,
Los Angeles Times,
24 May 2026
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Carbajal isn’t the only business owner who says fear of immigration agents kept customers home.—
Jack O'Connor,
Chicago Tribune,
24 May 2026
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Cite this Entry
“Undercovers.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undercovers. Accessed 24 May. 2026.
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