Competitor

n.	1.	One who seeks what another seeks, or claims what another claims; one who competes; a rival. And can not brook competitors in love. - Shak.
	2.	An associate; a confederate. Every hour more competitors Flock to their aid, and still their power increaseth. - Shak.

Noun

1.

competitor - the contestant you hope to defeat; "he had respect for his rivals"; "he wanted to know what the competition was doing" Synonyms: challenger, contender, rival, competition

adversary, amateur athlete, antagonist, archer, athlete, ballplayer, baseballer, baseman, batter, battery, battler, belligerent, belted knight, bickerer, blade, blocking back, bowman, bravo, brawler, bully, bullyboy, catcher, center, coach, combatant, competition, contender, corrival, cricketer, defensive lineman, disputant, duelist, emulator, end, enforcer, entrant, fencer, feuder, fighter, fighting cock, foilsman, footballer, gamecock, games-player, gamester, gladiator, goon, gorilla, guard, hatchet man, hood, hoodlum, hooligan, infielder, jock, jouster, jumper, knight, lineman, militant, offensive lineman, opponent, opposition, outfield, outfielder, player, plug-ugly, poloist, professional athlete, pugilist, quarreler, quarterback, racer, rioter, rough, rowdy, ruffian, sabreur, scrapper, scuffler, skater, sport, sportsman, squabbler, strong arm, strong-arm man, strong-armer, struggler, swashbuckler, sword, swordplayer, swordsman, tackle, tailback, the field, thug, tilter, tough, toxophilite, tussler, vier, wingback, wrangler, wrestler