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