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