as in betrayal
the act or fact of violating the trust or confidence of another
was furious that she revealed his secret and never forgave her for the treachery
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Recent Examples of treachery
Later down the line, after being summoned to resolve a conflict that was a front for the Emperor’s treachery, Khazan was deemed a traitor to the empire, and he and his comrades — like Ozma — were executed or exiled for aiding a traitor.
—
Scott McRae, Rolling Stone, 24 Mar. 2025
Because of that treachery Castor was a pure mortal, but Pollux was a half god.
—Mike Lynch, Twin Cities, 6 Apr. 2025
After weeks of treachery and deception, the final roundtable has been viewed, and the winner or winners for The Traitors Season 3 have been revealed.
—Armando Tinoco, Deadline, 6 Mar. 2025
Clay’s Dad, Trevor Photo: Netflix It cannot be said enough that the root of so much of this season’s strife between AD and Clay can be traced back to one man’s flagrant disregard for his marital vows, and his inexplicable decision to involve his kids in the treachery.
—Anusha Praturu, Vulture, 13 Mar. 2024
See All Example Sentences for treachery
Scott McRae, Rolling Stone, 24 Mar. 2025
Because of that treachery Castor was a pure mortal, but Pollux was a half god.
—Mike Lynch, Twin Cities, 6 Apr. 2025
After weeks of treachery and deception, the final roundtable has been viewed, and the winner or winners for The Traitors Season 3 have been revealed.
—Armando Tinoco, Deadline, 6 Mar. 2025
Clay’s Dad, Trevor Photo: Netflix It cannot be said enough that the root of so much of this season’s strife between AD and Clay can be traced back to one man’s flagrant disregard for his marital vows, and his inexplicable decision to involve his kids in the treachery.
—Anusha Praturu, Vulture, 13 Mar. 2024
See All Example Sentences for treachery
Recent Examples of Synonyms for treachery
Noun
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Blasting his policies as a betrayal of the nation’s founding principles, the former vice president warned of a looming constitutional crisis.—
Seema Mehta,
Los Angeles Times,
12 May 2025
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The top Senate Democrat's support for the bill moving forward, in which he was joined by nine other members of the chamber's Democratic Caucus, prevented a government shutdown, but was seen by many in his party as a betrayal.—
Jason Lemon,
MSNBC Newsweek,
10 May 2025
Noun
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Because this is borderline treason in Dear Leader's world.—
Paul Du Quenoy,
MSNBC Newsweek,
27 Mar. 2025
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Yoon has presidential immunity from most criminal prosecutions but that doesn't cover grave charges like rebellion and treason.—
arkansasonline.com,
arkansasonline.com,
9 Mar. 2025
Cite this Entry
“Treachery.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/treachery. Accessed 27 May. 2025.
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