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