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

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 Hovhannisyan, as a pure-hearted, tragic Siegfried, was the focus of Odile’s treachery and, in the end, the force that triumphed over evil. — Elaine Schmidt, Milwaukee Journal Sentinel, "Milwaukee Ballet's 'Swan Lake' is one gorgeous dance after another," 1 June 2018 Arnold’s treachery is usually put down to his stubborn pride and rivalries with fellow officers. — William Anthony Hay, WSJ, "‘The Tragedy of Benedict Arnold’ and ‘Turncoat’ Review: His Own Worst Enemy," 24 May 2018 For protesters in Greece, any sharing of the M-word is treachery. — The Economist, "Meet a new country: “Northern Macedonia”," 14 June 2018 In movies about hustlers and confidence games, there is usually the scent of underlying treachery, the possibility of dishonor among thieves. — Gary Thompson, Philly.com, "'Ocean's 8': Sandra Bullock-led reboot with stiletto heels," 6 June 2018 At its very center stands Satan himself, guilty of treachery against God. — William Anthony Hay, WSJ, "‘The Tragedy of Benedict Arnold’ and ‘Turncoat’ Review: His Own Worst Enemy," 24 May 2018 Trump's recent tweets reflect much of the xenophobia and paranoia over both foreign threats and domestic treachery that underlay his campaign, and which still galvanize his hard-line support. — Ishaan Tharoor, Washington Post, "Trump’s quixotic quest to bash immigration," 4 Apr. 2018 But when Mr Meshal sided with his Qatari financiers, who backed Syria’s Islamist rebels after the uprising in 2011, Mr Assad and his men fumed at the treachery. — The Economist, "Syria is erasing the Palestinians’ largest refugee camp," 3 May 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.