Here's what rhymes with gramatical.
fanatical pragmatical mathematical sabbatical problematical systematical Words that almost rhyme with gramatical
magical tragical tactical mannitol fascicle classical mechanical theatrical graphical dynamical tyrannical fantastical monastical botanical fanciful capitol irascible satanical ecclesiastical neoclassical nontheatrical geographical biographical topographical biomechanical puritanical contractible bibliographical typographical expansible electromechanical lexicographical autobiographical historiographical