Synonyms and related words :
beyond compare, beyond comparison, easily first, excellent, facile princeps, immortal, impenetrable, impregnable, incomparable, incontestable, indomitable, inexpugnable, inimitable, insuperable, invincible, inviolable, invulnerable, irresistible, matchless, nulli secundus, overpowering, overwhelming, peerless, resistless, second to none, sui generis, superlative, supreme, unapproachable, unapproached, unassailable, unconquerable, undefeatable, unequaled, unexampled, unexcelled, unique, unmatchable, unmatched, unparagoned, unparalleled, unpeered, unrivaled, unsubduable, unsurmountable, unsurpassable, unsurpassed, unyielding, without equal, without parallel