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