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