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