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