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