rival in WordNet English dictionary

1. the contestant you hope to defeat
   "he had respect for his rivals"; "he wanted to know what the competition was doing"
   rival  challenger  competitor  competition  contender 
   

1. be equal to in quality or ability
   "Nothing can rival cotton for durability"; "Your performance doesn't even touch that of your colleagues"; "Her persistence and ambition only matches that of her parents"
   equal  touch  rival  match 
   
2. be the rival of, be in competition with
   "we are rivaling for first place in the race"
   rival