Here's what rhymes with precocity.
callosity porosity verbosity scrupulosity Words that almost rhyme with precocity
cosily rosily nosily poetry totally locally globally probity cogency cogently vocally focally immodesty cozily leucotomy zonally notably socially emotionally hopefully potency copiously woefully boastfully dolefully notionally twopenny wholesomely immodestly soulfully loathsomely lonesomely misogamy soullessly atonally dozily diplomacy hopelessly laparotomy thoracotomy brokenly sociably reproachfully supposedly composedly outspokenly unemotionally antiphonally inconsolably irreproachably antisocially uncontrollably