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    treach·er·y
    [ˈtreCH(ə)rē]
    noun
    treachery (noun) · treacheries (plural noun)
    1. betrayal of trust; deceptive action or nature:
      "his resignation was perceived as an act of treachery" · "the treachery of language"
    Origin
    Middle English: from Old French trecherie, from trechier ‘to cheat’.
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    treachery ( countable and uncountable, plural treacheries) Deliberate, often calculated, disregard for trust or faith. The act of violating the confidence of another, usually for personal gain. Treason. ( countable) An act or instance of treachery. These submerged treacheries left an atmosphere.
    Definition of treachery noun from the Oxford Advanced Learner's Dictionary behaviour that involves hurting somebody who trusts you, for example by telling their secrets to other people; an example of this He was punished for his treacheries. Rumours of treachery and conspiracy began to circulate in the Queen’s court.
    A tale of base treachery is told and plans are made. The Jews seem to have suffered during the war from the treachery of half-hearted friends. Find similar words to treachery using the buttons below. Treachery definition: Willful betrayal of fidelity, confidence, or trust; perfidy.
    Eastern treachery, on the other hand, is characterised throughout by recitative, the least complex mode of operatic discourse except spoken dialogue. Treachery has flourished greatly in the heart. Then you suddenly seized me by treachery.
  3. treachery (ˈtrɛtʃərɪ) n, pl -eries 1. the act or an instance of wilful betrayal 2. the disposition to betray [C13: from Old French trecherie, from trechier to cheat; compare trick]
    www.thefreedictionary.com/treachery

    treachery. noun [ U ] formal uk. Your browser doesn't support HTML5 audio. / ˈtretʃ. ə r.i / us. Your browser doesn't support HTML5 audio. / ˈtretʃ.ɚ.i /. behaviour that deceives or is not loyal to someone who trusts you: From his cell on board ship, the captain wrote about the treachery of his crew.

    dictionary.cambridge.org/dictionary/english/treachery
    Treachery refers to the act of betrayal, deceit, or disloyalty, especially when a person intentionally goes against their commitments, promises, or obligations. It is often associated with actions that are harmful or damaging to others, particularly those who have been subject to trust, faith or confidence.
    www.definitions.net/definition/treachery
    Treachery definition, violation of faith; betrayal of trust; treason.
    www.dictionary.com/browse/treachery
    : violation of allegiance or of faith and confidence : treason 2 : an act of treason
    www.merriam-webster.com/dictionary/treachery
  4. Treachery Definition & Meaning - Merriam-Webster

  5. TREACHERY | definition in the Cambridge English Dictionary

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  7. TREACHERY | English meaning - Cambridge Dictionary

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  11. treachery - Wiktionary, the free dictionary

  12. Treachery Definition & Meaning | YourDictionary

  13. Treachery - definition of treachery by The Free Dictionary