Here's what rhymes with papun.
done tion ton bun donne dun pun bn jun tonne tun one run son none sun won gun fun nun spun shun sion fon rien cen gon hun ven yean stun toucan naan begun undone fron outdone outrun seisin spline redone overdone rerun cretonne misdone anyone overrun everyone twentyone Words that almost rhyme with papun
tongue dem dumb dung bum dum tum tung chum tem bung some come young sum hung lung cum drum sung thumb comme gum rum hum plum rung stung wrung zum comm mum même num numb plumb kung sm trom sebum spume thrum yum from among become flung swung clung sprung slum slung strung scum crumb glum swum strum benumb succumb sacrum unsung frustum scrum rehung overcome overhung breadcrumb cerebrum candelabrum simulacrum mullein puncheon mustn fustian