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