unrivalled (US unrivaled)

adj ~ (in sth) having no rival; unequalled 无对手的; 无双的: have an unrivalled reputation 无与伦比的声誉 * unrivalled in courage 英勇无比.

unreel, unregenerate, unregulated, unrelated, unrelenting, unrelentingly, unreliable, unremarkable, unremitting, unrepeatable, unrepentant, unrepresentative, unrequited, unreserved, unreservedly, unresolved, unresponsive, unrest, unrestrained, unripe, unroll, unruffled, unruliness, unruly, UNRWA, unsafe, unsaid, unsalable, unsatisfactory, unsaturated, unsavoury (US unsavory), unsay, unscathed, unscented, unschooled, unscientific, unscramble, unscrew, unscripted, unscrupulous,