rival
/ˈɹaɪvəl/noun
Definitions
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.
Example: Chris is my biggest rival in the 400-metre race.
Someone or something with similar claims of quality or distinction as another.
Example: As a social historian, he has no rival.
One having a common right or privilege with another; a partner.
verb
Definitions
To oppose or compete with.
Example: to rival somebody in love
To be equal to, or match, or to surpass another.
To strive to equal or excel; to emulate.
adjective
Definitions
Having the same pretensions or claims; standing in competition for superiority.
Example: rival lovers; rival claims or pretensions