Here's what rhymes with oortain.
                        
                        
                    
                                pain  chain  pane  bane  tain  deign  main  brain  gain  plain  plane  rain  reign  train  attain  ln  retain  vain  vein  cane  drain  stain  lane  sane  terrain  fain  lain  rein  mane  ordain  twain  vane  wane  feign  urbane  arraign  thane  wain  obtain  remain  domain  grain  strain  slain  regain  crane  detain  pertain  arcane  butane  certaine  germane  inane  moraine  skein  romaine  sprain  swain  retrain  murrain  reattain  contain  maintain  campaign  sustain  ascertain  insane  refrain  champagne  cocaine  disdain  humane  profane  restrain  abstain  aeroplane  mundane  humaine  appertain  urethane  chicane  explain  complain  entertain  hurricane  cellophane  halothane  overlain  ingrain  wholegrain  preordain  constrain  sugarcane  inhumane  monoplane  legerdemain  windowpane  hydroplane  foreordain  reexplain  coxswain  polyurethane  demimondaine  Words that almost rhyme with oortain
tame  dame  same  came  name  game  blame  fame  shame  lame  maim  became  claim  frame  flame  rename  defame  reclaim  acclaim  aflame  declaim  ballgame  proclaim  overcame  filename  inflame  disclaim  selfsame  aspartame  quitclaim  forename  exclaim  counterclaim