Synonyms and Antonyms of apostate
a person who abandons a cause or organization usually without right
- An apostate from communism, he later became one of its harshest critics.
betrayer, double-crosser, quisling, traitor, traitress (or traitoress), turnabout, turncoat
abandoner, dropout, leaver
defier, insurgent, insurrectionary, insurrectionist, mutineer, rebel, red, revolter, revolutionary, revolutionist
one who betrays a trust or an allegiance
- He became an apostate to liberalism after he had gotten wealthy.
backstabber, betrayer, double-crosser, double-dealer, Judas, quisling, recreant, serpent, snake, traitor, turncoat
collaborationist, collaborator, subversive, subverter
coconspirator, conspirator, intriguer, plotter, schemer
defector, deserter, renegade
informant, informer, rat, snitch, snitcher, squealer, stool pigeon, talebearer, tattler, tattletale