turncoatnoun [ C ]
uk/ˈtɜːŋ.kəʊt/us/ˈtɝːn.koʊt/disapprovinga person who changes from one opinion to an opposite one in a way that shows they are not loyal to people who share the original opinion
Thesaurus: synonyms and related words
Disloyalty, betrayal & treason
- adultery
- backstabber
- betray
- betrayal
- break ranks idiom
- collaborate
- deserter
- desertion
- double-cross
- faithless
- false
- fifth column
- high treason
- sell sb down the river idiom
- sellout
- stab
- stab sb in the back idiom
- traitor
- treacherous
- treachery
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