A competitor (person, team, company, etc.) with the same goal as another, or striving to attain the same thing. Defeating a rival may be a primary or necessary goal of a competitor.

Having the same pretensions or claims; standing in competition for superiority.

(transitive) To oppose or compete with. / To be equal to, or match, or to surpass another. / To strive to equal or excel; to emulate.

(US) simple past tense and past participle of rival

rivalry

plural of rivality

(obsolete) rivalry; competition / (obsolete) equality, as of right or rank

Third-person singular simple present indicative form of rivalize

(transitive, obsolete) To rival; to oppose or compete with.

plural of rival