Here's what rhymes with rinstrument.
instrument Words that almost rhyme with rinstrument
increment incident intimate intricate insolent innocent ligament indolent irritant implement filament coincident impotent virulent littlest infinite legitimate immigrant militant vigilant visitant sycophant belittlement difficult participant predicament silicate simulate stimulant medicament ministrant nimblest cheerfullest ficklest equivalent imprisonment ambivalent omnipotent empiricist militarist precipitant nonvirulent timpanist magnificent particulate dissimulate nonmilitant abolitionist inarticulate grandiloquent gesticulate nonparticipant coalitionist individuate nonequivalent prohibitionist exhibitionist indiscriminate