Here's what rhymes with invader.
                        
                        
                    
                                nadir  raider  evader  wader  staider  trader  grader  crusader  persuader  masquerader  blockader  Words that almost rhyme with invader
vapor  sabre  hater  saber  later  nature  major  paper  labor  neighbor  waiter  taper  cater  wager  freighter  innovator  pater  rater  caper  pager  skater  gator  tabor  dater  gaiter  tater  raper  wagerer  greater  equator  traitor  crater  insulator  aviator  imitator  levator  scraper  straighter  draper  grater  prater  inhalator  sedater  operator  generator  indicator  creator  elevator  mediator  oscillator  dictator  moderator  navigator  debater  instigator  rotator  incinerator  violator  animator  belabor  denature  annotator  headwaiter  collator  gyrator  renovator  crocheter  translator  educator  activator  agitator  alligator  curator  incubator  modulator  negotiator  originator  radiator  simulator  decorator  evaporator  illustrator  integrator  obturator  respirator  escalator  emulator  idolater  eliminator  vindicator  dumbwaiter  infiltrator  litigator  nominator  adulator  exaggerator  hibernator  insinuator  legislature  denominator  investigator  arbitrator  commentator  legislator  accelerator  ventilator  actuator  alternator  applicator  carburetor  evaluator  stimulator  excavator  gladiator  interrogator  liquidator  conciliator  detonator  fabricator  percolator  cooperator  fornicator  pollinator  dedicator  dehydrator  resuscitator  castigator  decelerator  defoliator  eradicator  fumigator  mutilator  peculator  corroborator  abrogator  administrator  refrigerator  nomenclature  regulator  collaborator  facilitator  perpetrator  speculator  procurator  demonstrator  adjudicator  duplicator  exterminator  formulator  lubricator  consolidator  dissimulator  coordinator  accumulator  calculator  communicator  manipulator  defibrillator  discriminator  appropriator  prevaricator  repudiator  contaminator  expropriator  decapitator  prognosticator  procrastinator  favor  favour  safer  sailor  savor  savour  seiner  hacer  saver  shaker  inhaler  saner  vaguer  shaver  faker  hazer  vainer  fayer  sager  haler  fainer  insaner  failure  layer  laser  maker  mayor  flavor  tailor  flavour  razor  scalar  wafer  waiver  baker  fainter  savior  taker  baser  jailer  maner  payer  raiser  slayer  spacer  waver  chaser  gainer  gayer  maser  racer  slaver  tamer  whaler  bather  framer  jailor  mailer  pacer  assayer  baler  frailer  gamer  essayer  stayer  caver  lamer  raver  staler  naysayer  caner  wailer  inaner  unsafer  danger  chamber  player  remainder  painter  breaker  endanger  glacier  labourer  planar  surveyor  tracer  trailer  trainer  conveyor  engraver  graver  manger  attainder  braver  changer  disfavor  disfavour  papier  plainer  purveyor  ranger  strainer  arranger  blazer  eraser  planer  sprayer  conveyer  grayer  modeller  quaver  taster  waster  greyer  bracer  chaster  defamer  drainer  grazer  baster  claimer  gainsayer  defacer  doomsayer  opaquer  wavier  urbaner  behavior  stranger  container  exchanger  retainer  appraiser  bilayer  betrayer  campaigner  soothsayer  abstainer  declaimer  statelier  humaner  quainter  delayer  saltshaker  boneshaker  loudhailer  finagler  waylayer  monolayer  disclaimer  entertainer  undertaker  partaker  gamester  complainer  poetaster  automaker  cockchafer  moneymaker  restrainer  astuter  misbehavior  multilayer  boilermaker  semiquaver  semitrailer  programer  policymaker  multiplayer  troublemaker  cabinetmaker  photoengraver