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