treachery
/ˈtɹɛt͡ʃəɹi/ noun
Forms treacheries
- noun Deliberate, often calculated, disregard for trust or faith.
- noun The act of violating the confidence of another, usually for personal gain.
- noun Treason.
- noun (countable) An act or instance of treachery.
Synonyms
perfidy Punic faith prodition treacherousness betrayal breach of promise breach of trust double-dealing Judas kiss perfidiousness stab in the back swike tergiversation traitory treason
Etymology
From Middle English trecherie, from Old French tricherie, trecherie, from tricher, trichier (“to cheat”).
Webster’s 1913
- noun Violation of allegiance or of faith and confidence; treasonable or perfidious conduct; perfidy; treason.
Etymology [OE. trecherïe, trichere, OF. trecherie, tricherie, F. tricherie trickery, from tricher to cheat, to trick, OF. trichier, trechier; probably of Teutonic origin. See Trickery, Trick.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “treachery”, CC BY-SA 4.0. Details