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