Here's what rhymes with omnipotent.
precipitant Words that almost rhyme with omnipotent
militant visitant nonmilitant filament ligament ambivalent virulent dissonant militarist sycophant ministrant nimblest difficult magnificent silicate vigilant medicament nonvirulent timpanist ficklest equivalent simulate stimulant empiricist littlest cheerfullest imprisonment predicament grandiloquent nonequivalent legitimate particulate abolitionist discriminant dissimulate belittlement coalitionist inarticulate exhibitionist individuate gesticulate prohibitionist indiscriminate