treacherous
adjective (NOT LOYAL) /ˈtretʃ.ər.əs/
/-ɚ-/ Definition
› A person who is treacherous deceives someone who trusts them, or has no loyalty: Vargas plays the part of a treacherous aristocrat who betrays his king and country. I feel a bit treacherous to my own sex if I ever make general criticisms of women.Disloyalty, betrayal and treason
(Definition of treacherous adjective (NOT LOYAL) from the Cambridge Advanced Learner's Dictionary & Thesaurus
© Cambridge University Press)
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Synonyms and related words:
- backstabber noun
- betrayal noun
- break ranks idiom
- collaborate verb (SUPPORT AN ENEMY)
- collaboration noun (HELPING AN ENEMY)
- deserter noun
- double-cross verb
- faithless adjective (NOT LOYAL)
- false adjective (NOT LOYAL)
- fifth column noun
- high treason noun
- quisling noun
- sell sb down the river idiom
- sellout noun (BROKEN PROMISE)
- stab sb in the back idiom
- traitor noun
- treasonable adjective
- two-timer noun
- un-American adjective
- unfaithful adjective
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