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