Duelist

(n.) One who fights in single combat.

Thesaurus Entries

battler, belligerent, belted knight, bickerer, blade, bravo, brawler, bully, bullyboy, combatant, competitor, contender, contestant, disputant, enforcer, fencer, feuder, fighter, fighting cock, foilsman, gamecock, gladiator, goon, gorilla, hatchet man, hood, hoodlum, hooligan, jouster, knight, militant, plug-ugly, quarreler, rioter, rival, rough, rowdy, ruffian, sabreur, scrapper, scuffler, squabbler, strong arm, strong-arm man, strong-armer, struggler, swashbuckler, sword, swordplayer, swordsman, thug, tilter, tough, tussler, wrangler