list of synonyms of word betrayer

• informer
• rat
• squealer
• blabber
• informant (generic term)
• source (generic term)

• double-crosser
• double-dealer
• two-timer
• traitor
• deceiver (generic term)
• cheat (generic term)
• cheater (generic term)
• trickster (generic term)
• beguiler (generic term)
• slicker (generic term)