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
Composure and confidence defined Marin’s victory as her competitor succumbed to the treachery of Amen Corner.
—
Gabby Herzig, New York Times, 4 Apr. 2026
Undocumented immigrants venture from Mexico, often underestimating of the treachery of the landscape.
—Shi En Kim, AZCentral.com, 26 Mar. 2026
Jonathan Cute kept probing the murky realms between tourism and treachery.
—Adam Ciralsky, Vanity Fair, 19 Mar. 2026
With their leader detained, El Mayo’s sicarios, or hit men, declared war against supporters of Chapo’s sons in an attempt to exact vengeance for the treachery and strengthen their own position in the wider organization.
—Daniel Depetris, Mercury News, 26 Feb. 2026
See All Example Sentences for treachery
Gabby Herzig, New York Times, 4 Apr. 2026
Undocumented immigrants venture from Mexico, often underestimating of the treachery of the landscape.
—Shi En Kim, AZCentral.com, 26 Mar. 2026
Jonathan Cute kept probing the murky realms between tourism and treachery.
—Adam Ciralsky, Vanity Fair, 19 Mar. 2026
With their leader detained, El Mayo’s sicarios, or hit men, declared war against supporters of Chapo’s sons in an attempt to exact vengeance for the treachery and strengthen their own position in the wider organization.
—Daniel Depetris, Mercury News, 26 Feb. 2026
See All Example Sentences for treachery
Recent Examples of Synonyms for treachery
Noun
-
But the mayor ought to answer why, in light of this seeming betrayal, businesses still should feel confident discussing sensitive matters with him.—
The Editorial Board,
Chicago Tribune,
4 June 2026
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From church pulpits to community gatherings, the policy U-turn was widely viewed as a betrayal of Black American shoppers who launched boycotts.—
Jessica Guynn,
USA Today,
3 June 2026
Noun
-
To punish rebels for their treason, Parliament passed the Restraining Act of 1775, banning New Englanders from fishing on the Atlantic Ocean.—
Christopher Magra,
The Conversation,
2 June 2026
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Avital was generating support for her husband, who had been arrested a year before and charged with treason, and other Soviet dissidents.—
Michael Arkush,
Twin Cities,
26 May 2026
Cite this Entry
“Treachery.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/treachery. Accessed 11 Jun. 2026.
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