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