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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The Americans stars Matthew Rhys and Keri Russell as Soveit spies posing as an American family during the Cold War.—
Randall Colburn,
Entertainment Weekly,
30 Jan. 2026 -
One worker joined the FBI and made a career in counterintelligence, sniffing out Chinese spies.—
Hanna Rosin,
The Atlantic,
22 Jan. 2026
Noun
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His espionage thriller Lioness, which stars Nicole Kidman and Zoe Saldaña as CIA operatives, is in production on its third season.—
Uwa Ede-Osifo,
Dallas Morning News,
3 Feb. 2026
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Venezuelans in the past two decades have watched as the regime squandered the wealth that oil had created, let the country’s oil infrastructure rot, removed gasoline subsidies, and welcomed a bigger hand from Cuba, bartering oil for professionals and intelligence operatives from Havana.—
The Atlantic,
The Atlantic,
29 Jan. 2026
Noun
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Now, as investigators searching for Nancy Guthrie focus on possible leads, Schweit and several other former FBI agents say the details released so far suggest the perpetrator likely had prior knowledge of the home or family, and a financial rather than ideological motivation for the crime.—
Chris Kenning,
USA Today,
8 Feb. 2026
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Still, a few hundred departing would leave more than 2,000 agents in the Twin Cities and surrounding areas – a federal force more than three times the size of the Minneapolis Police Department.—
Ray Sanchez,
CNN Money,
8 Feb. 2026
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Cite this Entry
“Undercovers.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undercovers. Accessed 9 Feb. 2026.
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