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