Here's what rhymes with sexagonal.
hexagonal diagonal octagonal Words that almost rhyme with sexagonal
national rational factional fallible sagittal satiable savable capital radical valuable casual irrational fractional clavicle palatal cannibal flammable laughable passable cantonal chasuble fanciable tangible palpable taxable infallible mandible pyramidal madrigal blamable bankable cantabile graspable frangible international practical compatible grammatical invaluable adaptable impassable inflammable interactional tractable detachable collapsible expandable semiannual impassible unflappable declarable transnational intangible lnternational supranational transactional impalpable merchantable nonflammable attractable incompatible multinational implacable impractical intractable ungrammatical unpractical nontaxable retractable understandable extrapyramidal nondetachable