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