unmatched

Adjective

• eminent beyond or above comparison
  • matchless beauty
    
  • the team's nonpareil center fielder
    
  • she's one girl in a million
    
  • the one and only Muhammad Ali
    
  • a peerless scholar
    
  • infamy unmatched in the Western world
    
  • wrote with unmatchable clarity
    
  • unrivaled mastery of her art
    

• of the remaining member of a pair, of socks e.g.

Related words

• Synonyms: 
  matchless , nonpareil , one(a) , one and only(a) , peerless , unmatchable , unrivaled , unrivalled , odd , unmated , unpaired