Here's what rhymes with facultativity.
activity creativity captivity nativity relativity declivity festivity acclivity productivity conductivity selectivity negativity proclivity radioactivity exclusivity insensitivity superconductivity Words that almost rhyme with facultativity
publicity rusticity elasticity toxicity complicity felicity plasticity electricity simplicity domesticity periodicity catholicity specificity eccentricity infelicity egocentricity ability dignity tyranny bigotry agility debility rickety trinity turbidity cheerily bigamy billowy timothy privily mobility utility affinity divinity fertility nobility symmetry cheerfully rapidity rigidity vividly acidity asymmetry busily chivalry minutely simile timidity distally ductility epitome fixity litany prettily timidly docility villainy virility dismally legibility tearfully wittily dizzily finicky willowy possibility probability sympathy differently hostility ministry validity vicinity antiquity capability infinity morbidity viability visually antipathy civility futility irritability liquidity salinity solidity symphony fearfully fluidity fragility indignity polygamy sublimity wilfully amiability distantly epiphany fitfully judicially ritually senility servility signally willfully affordability frigidity guiltily placidity aborigine abysmally fiscally scurrility stolidity availability initially conspiracy officially proximity reliability feasibility humidity visibly adaptability brilliancy brilliantly compatibility skillfully unanimity volatility alkalinity fearlessly sociability versatility wistfully blissfully viciously flippancy malleability polyphony prolixity diffidently flippantly efficiency deficiency flexibility efficiently implicitly applicability artificially inherently susceptibility tranquillity acceptability facsimile femininity indifferently indignantly persistently religiously assiduously magnanimity predictably soliloquy admissibility calligraphy deliciously exigency hospitably improbability invalidity listlessly reversibility stringency coherency divisibility quizzically stringently ambitiously auspiciously incapability incorruptibility responsibility sufficiently explicitly contingency delinquency masculinity proficiency sufficiency intermittently malignancy surreptitiously suspiciously beneficially insistently inviolability invisibility invisibly practicability resiliency unofficially contingently minstrelsy unpredictably consistently consistency inefficiency superficially irresistibly irresponsibility expeditiously inaccessibility incoherently indivisibility inefficiently pusillanimity insufficiency insufficiently inexplicably impracticability inconsistency inconsistently immunodeficiency