treachery

noun

treach·ery | \ ˈtre-chə-rē

, ˈtrech-rē\

plural treacheries

Definition of treachery

1 : violation of allegiance or of faith and confidence : treason

2 : an act of perfidy or treason

Synonyms & Antonyms Example Sentences Learn More about treachery

Keep scrolling for more

Examples of treachery in a Sentence

a tale of treachery and revenge was furious that she revealed his secret and never forgave her for the treachery

Recent Examples on the Web

Even within the treacheries plotted by the villain, Don John, Tedesco keeps the tone light and airy. — nola.com, "Wittiness and romance make ‘Much Ado’ quite something at Tulane Shakespeare Fest," 19 June 2019 Drunken shouts, parochial boasts, empty words cannot conceal the treachery. — Amos Oz, Harper's magazine, "Setting the World to Rights," 10 Apr. 2019 Ma’s treachery represents Hollywood progressivism gone wrong. — Armond White, National Review, "Ma’s Black-Mammy Stereotypes Capture the Illiberal Spirit," 7 June 2019 While the original satirized the treachery of French aristocracy during the Ancien Régime, its ’90s counterpart tackles the insular world of Manhattan’s prep schools and Upper East Side. — Janelle Okwodu, Vogue, "Cruel Intentions Is Still a Teenage Fashion Dream 20 Years On," 22 Mar. 2019 The American people cannot withstand that kind of treachery before that kind of secret court in an ex parte proceeding. — Fox News, "McCarthy: Mueller is pursuing obstruction case against Trump," 21 Aug. 2018 The author challenges the popular argument that a privileged upbringing was the root of their treachery. — Helen Fry, WSJ, "‘Enemies Within’ Review: Traitors to Their Class," 13 Dec. 2018 If that's exposing Tyler or some other bit of Klingon treachery—who knows. — Darren Orf, Popular Mechanics, "Last Night's 'Star Trek Discovery' Was a Maze of Confusion," 6 Nov. 2017 Problems arise when criminals bring their beefs and business onto the premises, leading to treachery and mischief and much violence. — Gary Thompson, Philly.com, "Jodie Foster talks about 'Hotel Artemis,' 'Black Mirror,' the business that shaped her, and the business she's helping to shape," 1 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'treachery.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.