Champions rhymes with:
champion's, champion's, champion's, olympians, champion's, ethiopians, homosapiens, mississippians, olympians, sapiens, scorpions, utopians
Champions sounds like:
campanis, camping, champion's, championing, chimpanzee, chimpanzees, chomping, combines, combing, combining, comeuppance, comfinance, companies, companies', companies's, companions, company's, confines, confining, connivance, conniving, convenes, convenience, conveniences, convening, conveyance, conveying, convince, convinces