Synonyms to oppositionist

objector, apostate, bitter-ender, brawler, defendant, demurrer, diehard, disputant, dissenter, dissentient, dissident, intransigent, irreconcilable, last-ditcher, litigant, naysayer, negativist, nonconformist, noncooperator, obstructionist, obstructive, opinionist, opposer, opposition voice, plaintiff, protestant, protester, quarreler, recusant, resister, schismatic, scrapper, sectarian, sectary, separatist, wrangler, filibuster, filibusterer, frustrater, hinderer, impeder, marplot, obstructer, thwarter, agitator, battler, belligerent, belted knight, bickerer, blade, bravo, bully, bullyboy, combatant, competitor, contender, contestant, duelist, enforcer, extremist, fencer, feuder, fighter, fighting cock, foilsman, frondeur, g