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