Here's what rhymes with hyperthetical.
poetical heretical hermetical theoretical alphabetical antithetical parenthetical exegetical arithmetical Words that almost rhyme with hyperthetical
biomedical testicle technical identical helical metrical vesicle unethical vesical angelical spherical dialectical geometrical lexical symmetrical academical obstetrical diametrical electrical evangelical hysterical asymmetrical indelible nontechnical imperceptible nonsensical hemispherical petrochemical unsymmetrical nonidentical pyrotechnical ecumenical extendible nonelectrical infinitesimal electrochemical trigonometrical incomprehensible