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