Appealable rhymes with:
resealable, available, billable, callable, consolable, controllable, fallible, gullible, incalculable, infallible, inhalable, inviolable, irreconcilable, noncallable, recyclable, resealable, salable, saleable, syllable, unassailable, unavailable, uncontrollable, unsalable, unsaleable, valable, violable