English dictionary
turncoat
/'t/[@]/rn,k/oU/t/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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a disloyal person who betrays or deserts his cause or religion or political party or friend etc.
Source: WordNet 3.0
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One who forsakes his party or his principles; a renegade; an apostate.
Source: webster1913