betrayer Synonyms

informer rat two-timer blabber double-crosser squealer traitor stool pigeon snake in the grass Benedict Arnold fink nark snitch snitcher traitors stoolie tattletale ratfink rat fink fifth columnist double agent defector deep throat other side quisling backstabber treasonist narc weasel turncoat deceiver conspirator collaborator canary bamboozler backslider asperser archtraitor apostate accuser defiler deserter baffler spy snake serpent renegade ratter prosecutor mole