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