- rival, challenger, competitor, competition, contender - the contestant you hope to defeat; "he had respect for his rivals"; "he wanted to know what the competition was doing"
--1 is a kind of contestant
--1 has particulars:champion, champ, title-holder; comer; finalist; foe, enemy; front-runner, favorite, favourite; king, queen, world-beater; runner-up, second best; semifinalist; street fighter; tier; tilter Derived form: verb challenge2