double-crossing Synonyms

double cross unconverted turncoat treasonous treasonable treason treachery treacherous traitress traitorous traitoress seditious renegade unfaithful committing perjury untrue shenanigans faithlessness bad faith backstabbing back-stabbing breach of trust unreliable sellout duplicitous extracurricular two-timing untrustworthy perfidy perfidious misleading deceiving deceitfulness deceitful deceit copperhead conning cheating bilking betrayal betraying backhandedness adulterous deception deceptive dishonest lying inconstant fickle fibbing