Here's what rhymes with antonymical.
inimical Words that almost rhyme with antonymical
cynical finical rabbinical preclinical physical mystical lyrical umbilical rhythmical whimsical untypical arrhythmical critical empirical analytical metaphysical atypical uncritical apolitical impermissible nonphysical nonpolitical tricycle unpolitical statistical elliptical logistical encyclical subliminal parasitical sophistical noncritical noncriminal cylindrical indivisible geopolitical hypocritical egotistical prototypical supercritical archetypical hypercritical egoistical overcritical stereotypical psychoanalytical sociopolitical