rival
Definitions
A person or thing competing with another for the same objective or for superiority in the same field of activity.
To be or seem to be equal or comparable to someone or something else in quality or value.
Examples
The two companies are fierce rivals in the technology market.
She managed to defeat her long-time rival in the final round of the tournament.
The beauty of the sunset could rival any painting in the gallery.
Synonyms
competitor opponent adversary antagonist contender challenger enemy