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