tirelessness Definition

indefatigability, indefatigableness, tenacity, doggedness, irrepressibility, indomitability, relentlessness, fearlessness, perseverance, assiduity, affability, spryness, resourcefulness, staunchness, cheerfulness, adroitness, geniality, courageousness, braveness, assiduousness, fortitude, dedication, unselfishness, inventiveness, diligence, earnestness, persistence, gutsiness, perspicacity, skillfulness, forthrightness, ingenuity, attentiveness, astuteness, articulateness, wholeheartedness, irascibility, eloquence, audaciousness, perceptiveness, impishness, perseverence, intellect, work ethic, canniness, devotion, good naturedness, tenaciousness, humility, insightfulness, charisma, gregariousness, pugnacity, bullheadedness, brilliance, wittiness, amiability, kindheartedness, unworldliness, studiousness, cleverness, callowness, directness, unpretentiousness, virtuosity, footedness, ingenuousness, cussedness, unconventionality, fieriness, humbleness, unflappability, candor, cocksureness, vivaciousness, erudition, wit, agelessness, chronological age, adventurousness, diffidence, flintiness, courtliness, cunningness, articulacy, inquisitiveness, simpleness, orneriness, kindliness, ambitiousness, pithiness, gameness, loquacity, judiciousness, imaginativeness, pluckiness, quotability, dutifulness, thoughtfulness, graciousness,