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