Here's what rhymes with celerity.
rarity clarity parity hilarity verity similarity polarity temerity familiarity sincerity solidarity posterity capillarity popularity prosperity disparity regularity singularity angularity bipolarity dexterity irregularity granularity insincerity subsidiarity unfamiliarity peculiarity Words that almost rhyme with celerity
therapy fidelity parody melody psychotherapy hydrotherapy hypnotherapy chemotherapy radiotherapy physiotherapy readily legacy heredity heresy brevity leprosy serenity solemnity merrily warily wearily amenity acerbity retinae apparently carefully necessity density heavily penalty seventy deputy supremacy allegedly terribly severally verily sesame revelry telemetry telepathy velvety legibly prayerfully identity necessarily primarily chemistry destiny integrity presently specially steadily extremity heavenly jealousy mentally centrally chemically hegemony peasantry pleasantly specialty carelessly felony longevity pedigree perplexity tenancy clemency dreadfully immensity medically recklessly weaponry heraldry inequity pedantry pleasantry unbearably credibly nonentity tenantry testily vasectomy blessedly devilry fretfully negligee temperately essentially intensity successfully tendency complexity potentially pregnancy ordinarily secondly voluntarily ascendancy customarily indemnity sensibly ascendency convexity dentistry jealously militarily restlessly secondarily sequentially splendidly breathlessly flexibly unpleasantly helpfully unsteadily temporarily accidentally arbitrarily discrepancy momentarily ostensibly helplessly incessantly incredibly unnecessarily marvellously acceptably confessedly lamentably mastectomy professedly regretfully impeccably inclemency regrettably resentfully tangentially dependency fundamentally incidentally respectfully transparency tremendously unsuccessfully biochemistry contentedly hysterectomy insensibly preferentially relentlessly confidentially indelibly providentially transparently biochemically geochemistry impetuously respectably sentimentally tonsillectomy expectancy developmentally exponentially clandestinely expectantly incrementally inexpressibly existentially instrumentally unacceptably independently experimentally extraordinarily conscientiously environmentally contemptuously coincidentally incontestably quintessentially superintendency temperamentally indispensably