Here's what rhymes with rumpussed.
accursed accurst Words that almost rhyme with rumpussed
pushed bushed hoofed woofed put booked looked foot cooked hooked soot bulked unhooked yurt mooched afoot wouldst caput underfoot couldst clubfoot wolfed smooched webfoot precooked overbooked recooked overlooked congruent occiput tenderfoot overcooked crowfoot pussyfoot splayfoot