rival
noun
°A competitor (person, team, company, etc.) who is well known to another and has similar skills and achievements. Defeating a rival may be a primary or necessary goal of a competitor.
"Chris is my biggest rival in the 400m."
°Someone or something with similar claims of quality or distinction as another.
"As a social historian, he has no rival."
verb
°To oppose or compete with.
°To equal to or surpass another.