Here's what rhymes with retrospenial.
Words that almost rhyme with retrospenial
eligible equitable estimable heritable pestilential revocable educable creditable irrevocable reputable penetrable pensionable predicable inevitable negligible questionable demonstrable inequitable inheritable intelligible objectionable impenetrable impressionable unmentionable unquestionable disreputable discreditable exceptionable unintelligible unobjectionable unexceptionable