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