Here's what rhymes with regioun.
tune boon doin dune soon moon noon spoon foon coon prune loon rune attune goon shoon balloon hewn lagoon platoon shewn strewn toluene baboon buffoon maroon raccoon swoon typhoon bassoon tycoon croon jejune lampoon racoon immune cartoon saloon cocoon forenoon opportune aucune harpoon pontoon dragoon impugn festoon spittoon doubloon patroon afternoon honeymoon monsoon picayune poltroon protozoon bestrewn macaroon tablespoon inopportune importune dessertspoon spermatozoon trinitrotoluene Words that almost rhyme with regioun
boom tomb doom whom room bloom womb broom loom plume zoom rheum assume resume gloom groom fume flume abloom entomb costume perfume presume residuum suum subsume legroom foredoom consume elbowroom boxroom exhume strongroom