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treachery

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noun treach·ery \-rē\

Simple Definition of treachery

  • : harmful things that are done usually secretly to a friend, your own country, etc.

  • : an act of harming someone who trusts you

Full Definition of treachery

plural treach·er·ies

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

  2. 2 :  an act of perfidy or treason

Examples of treachery

  1. a tale of treachery and revenge

  2. <was furious that she revealed his secret and never forgave her for the treachery>



Origin of treachery

Middle English trecherie, from Anglo-French, from trecher, tricher to deceive, from Vulgar Latin *triccare — more at trick


First Known Use: 13th century

Rhymes with treachery



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