rival
1. ri.val \'ri--v*l\ n [MF or L; MF, fr. L rivalis one using the same stream as another, rival i]n love, fr. rivalis of a stream, fr. rivus stream - more at RISE 1a: one of two or more striving to reach or obtain that which only one can possess 1b: one who tries to excel obs 2: ASSOCIATE, COMPANION 3: one that equals another in desired qualities : PEER 2. rival aj : having the same pretensions or claims : COMPETING 3. rival \'ri-v-(*-)lin\ vb or ri.valed or ri.valled; or ri.val.ing; or ri.val.ling : to act as a rival : COMPETE 1: to be in competition with 2: to strive to equal or excel : EMULATE 3: to possess qualities or aptitudes that equal (those of another)
Webster's English Dictionary