Here's what rhymes with underscore.
                        
                        
                    
                                car  core  score  corps  scar  cor  gar  gore  for  more  your  far  four  war  door  nor  floor  bar  shore  store  bore  par  pour  star  wore  fore  por  sore  cigar  jar  lore  pore  roar  swore  tar  tor  tore  var  boar  char  lor  mar  spore  whore  avoir  chore  dar  har  lar  soar  spar  tsar  voir  yore  crore  czar  foure  hoar  mor  sar  thar  torr  wor  snore  underfloor  hoer  ignore  ashore  bizarre  drawer  guitar  offshore  vapour  adore  afar  abhor  bazaar  decor  ajar  lvoire  pouvoir  savoir  fourscore  galore  velar  motorcar  albacore  sitar  tzar  disbar  outscore  before  restore  postwar  furthermore  prewar  rapport  antiwar  deplore  evermore  caviar  inshore  lobar  senor  sycamore  threescore  avatar  furore  hardcore  matador  seafloor  superstar  dinar  footsore  handlebar  isobar  sidecar  tramcar  superstore  bedsore  handcar  kronur  explore  anymore  reservoir  repertoire  seminar  histoire  implore  commissar  commodore  dinosaur  cinnabar  forevermore  herbivore  scimitar  abattoir  hellebore  nevermore  samovar  stevedore  forswore  minibar  peignoir  millibar  omnivore  picador  foreswore  heretofore  guarantor  registrar  carnivore  theretofore  troubadour  battledore  escritoire  conservatoire  humidor  tyrannosaur  brontosaur  twentyfour  hereinbefore  insectivore  conquistador  Words that almost rhyme with underscore
call  col  gall  coll  small  fall  vol  wall  ball  hall  tall  doll  haul  crawl  mall  mol  shawl  sol  stall  pall  tal  vagal  kraal  pol  qual  squall  thrall  bawl  scrawl  loll  maul  moll  pawl  yawl  overall  baseball  banal  fmall  brawl  cabal  drawl  fascial  sprawl  trawl  appall  sepal  recolour  ethanol  install  urethral  withal  befall  overhaul  areal  severall  fireball  carryall  enthrall  coverall  enthral  bradawl  hairball  keelhaul  alcohol  protocol  basketball  methanol  waterfall  aerosol  forestall  cytosol  volleyball  cannonball  ergosterol  netball  gasohol  barcarolle  paperboy  butterball  neanderthal  buckyball  plimsoll  cholesterol  cortisol  sepulchral  racquetball  wherewithal  foreshore