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