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