Synonyms to treasonous

apostate, Sabbath-breaker, atheist, atheistic, backslider, 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, turnabout, turncoat, turntail, unbeliever, undutiful, alienated, deceitful, derelict, disaffected, estranged, false, fickle, heretical, inconstant, not true to, of bad faith, perfidious, subversive, treacherous, treaso