Synonyms to backslider

apostate, Sabbath-breaker, atheist, atheistic, backsliding, blasphemer, blasphemous, bolter, collaborationist, collaborative, collaborator, convert, defector, degenerate, demurrer, deserter, disloyal, dissenter, dissentient, dissident, faithless, fallen, fallen from grace, fifth columnist, impious, irreligious, irreverent, lapsed, mugwump, nonconformist, objector, opinionist, opposition voice, profanatory, profane, proselyte, protestant, protester, quisling, rat, recidivist, recidivistic, recreant, recusant, renegade, renegado, renegate, reversionist, runagate, sacrilegious, sacrilegist, schismatic, seceder, secessionist, sectarian, sectary, separatist, strikebreaker, tergiversant, tergiversating, tergiversator, traitor, traitorous, treasonable, treasonous, turnabout, turncoat, turntail, unbeliever, undutiful, disbeliever, gentile, heathen, infidel, minimifidian, nonbeliever, nullifidian, pagan, secularist, bad lot, bad egg, black sheep, blighter, degener