Here's what rhymes with gadocio.
                        
                        
                    
                                no  so  know  go  though  low  show  co  flow  slow  snow  throw  row  tho  fo  foe  ho  lo  bo  doe  dough  fro  mo  po  ro  toe  wo  woe  thro  tow  yo  beau  ceux  faut  goe  hoe  jo  ko  polio  sew  soe  vo  beaux  cho  dau  floe  mow  noe  roe  sho  yeux  zo  rho  stow  throe  adagio  oleo  sloe  whoa  doh  schmo  schmoe  ago  ratio  blow  grow  pro  glow  quo  audio  bestow  chateau  crow  folio  hello  patio  bio  uno  rodeo  topos  tuo  bro  chateaux  trow  chapeau  deathblow  kayo  chapeaux  pekoe  romeo  resew  although  below  radio  overthrow  plateau  studio  buffalo  overflow  stereo  forego  forgo  nouveau  propos  tableau  aglow  cameo  dicho  escrow  siglo  spatio  tableaux  dunno  plateaux  trousseau  braggadocio  kapok  pistachio  tarot  turbot  foreknow  overgrow  regrow  bandeau  gateau  fatso  gateaux  mustachio  trousseaux  borzoi  tallyho  moustachio  embryo  undergo  portico  dynamo  vertigo  aliquot  apropos  domino  outgrow  presidio  piccolo  undertow  matzoh  portfolio  indigo  bungalow  calico  medico  mistletoe  afterglow  pompano  archipelago  politico  impresario  oregano  pianissimo  microdot  generalissimo