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
Relevance
Example Sentences
Recent Examples of Synonyms for undercovers
Noun
-
Set during the Great Depression, a Milwaukee detective’s quest to find a Wisconsin cheese heiress lands him in Hungary and on a collision course with history to meet Nazis, spies, and swing musicians in the octogenarian literary giant’s first novel in over a decade.—
Tomi Obaro,
Vulture,
9 Sep. 2025 -
The duo plays Emily and Matt, a married pair of ex-CIA spies forced out of retirement and back into the world of espionage after their secret identities are revealed.—
Jacqueline Weiss,
PEOPLE,
7 Sep. 2025
Noun
-
According to Joe Truzman, a senior analyst with the FDD, the Arrow Unit’s membership is drawn from multiple sources in Gaza, including police officers, operatives belonging to the Ministry of Interior’s security branches, fighters belonging to terrorist factions, and civilian volunteers.—
Sean Durns,
The Washington Examiner,
12 Sep. 2025
-
In 2010, Israeli operatives were successful in killing a senior Hamas operative in the United Arab Emirates.—
Kristian Coates Ulrichsen,
The Conversation,
10 Sep. 2025
Noun
-
Paxton’s interest in Paul’s plight was bizarre, obsessive and so far beyond normal operations at the attorney general’s office that the agency’s top officials struggled to convey their concerns during the hourslong meeting with two FBI agents.—
Kimberly Ross,
The Washington Examiner,
12 Sep. 2025
-
The guild was involved with the WGA action in the States and has struck meaningful deals of late with the likes of the BBC, Netflix and the trade body that represents UK agents.—
Max Goldbart,
Deadline,
12 Sep. 2025
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Cite this Entry
“Undercovers.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undercovers. Accessed 15 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share