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