Eminent beyond or above comparison
English: matchless, nonpareil, one(a), one and only(a), peerless, unmatched, unmatchable, unrivaled, unrivalled
unmatchedEnglish
unmatched, matchless, nonpareil, odd, one(a)
Adjective
Of the remaining member of a pair, of socks e.g.
English: odd, unmatched, unmated, unpaired