Here's what rhymes with inapplicable.

Consider these alternatives

unfeasible / feasible infeasible / feasible specious / pieces impractical / practical irrelevant / relevant arguable / inarguable immaterial / material inexpedient / expedient fallacious / basis inadvisable / advisable wrongheaded / longheaded illogical / logical unviable / double moot / food violative / native unconstitutionality / personality counterproductive / productive unemployable / employable