Akademik

challenger
noun
the contestant you hope to defeat
-

he had respect for his rivals

-

he wanted to know what the competition was doing

Syn: ↑rival, ↑competitor, ↑competition, ↑contender
Derivationally related forms: ↑contend (for: ↑contender), ↑compete (for: ↑competitor), ↑challenge, ↑rivalrous (for: ↑rival), ↑rival (for: ↑rival)
Hypernyms: ↑contestant
Hyponyms:
champion, ↑champ, ↑title-holder, ↑comer, ↑finalist, ↑foe, ↑enemy, ↑front-runner, ↑favorite, ↑favourite, ↑king, ↑queen, ↑world-beater, ↑runner-up, ↑second best, ↑scratch, ↑semifinalist, ↑street fighter, ↑tier, ↑tilter

Useful english dictionary. 2012.