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