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