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