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