challenger Definition

contender, competitor, rival, competition, opponent, candidate, adversary, foe, nominee, defiant, darer, disputer, front-runner, lustiest, incumbent, frontrunner, candidacy, heavyweight, champion, rematch, reelection, middleweight, titleholder, fighter, winner, noncandidate, underdog, welterweight, featherweight, tko, race, backer, election, cruiserweight, champ, bantamweight, flyweight, entrant, grappler, opposition, victor, newcomer, incumbant, sparring partner, rivals, titlist, pretender, endorsee, nemesis, runner, light heavyweight, pugilist, successor, democrat, comer, runoff, compatriot, superheavyweight, boxer, super middleweight, officeholder, protege, votes, puncher, kingmaker, hopefuls, light middleweight, heir apparent, light welterweight, lieutenant governorship, committeewoman, countryman, lightweights, junior middleweight, titleist, vanquisher, voters, incumbency, debater, politician, battler, mayorship, eliminator, tactician, hoper, termer, conqueror, viktor korchnoi, running mate, neophyte, stronghold, supporter, conquerer, contendress, powerbroker, outsider, longshot, politican, junior featherweight, outstrike,