Synonyms of traitor
betrayer • Some say he's a traitor to the working class.
betrayer • a traitor and betrayer
deserter • He was a deserter from the army.
turncoat • His one-time admirers now accused him of being a turncoat.
informer • two men suspected of being police informers
renegade • He was a renegade - a traitor.
defector • Turkey granted asylum to defectors from Communist countries.
Judas • The first time I left Sheffield Wednesday, they accused me of being a Judas.
quisling • They called him a quisling.
apostate • He was an early apostate, leaving the party last year.
snake in the grass (informal)
fizgig (Australian, slang)
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JudasIf you accuse someone of being a Judas, you are accusing them of being deceitful and betraying their friends or country.
• The first time I left Sheffield Wednesday, they accused me of being a Judas.
apostateAn apostate is someone who has abandoned their religious faith, political loyalties, or principles.
• He was an early apostate, leaving the party last year.
betrayerIf you betray someone who loves or trusts you, your actions hurt and disappoint them. (noun)
• a traitor and betrayer
Thesaurus for traitor from the Collins English Thesaurus
a person who is guilty of treason or treachery, in betraying friends, country, a cause or trust, etc