"unrivaled" in the adjective sense
1. matchless, nonpareil, one, one and only, peerless, unmatched, unmatchable, unrivaled, unrivalled
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"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License