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