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