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