Here's what rhymes with exotoxin.
                        
                        
                    
                                toxin  antitoxin  muskoxen  Words that almost rhyme with exotoxin
concoction  parson  doctrine  bargain  pardon  pollen  jargon  darken  bobbin  barman  godson  tartan  tarpon  barmen  bonbon  coarsen  tauten  common  foreign  portion  carbon  cotton  fallen  fortune  garden  margin  sovereign  caution  gotten  foreman  horsemen  rotten  broaden  cation  shorten  shotgun  soften  torsion  trodden  wanton  warden  carton  dolphin  foremen  harden  hearken  horseman  robin  sharpen  sodden  watchman  carmine  cordon  rosin  logon  marksman  marten  spartan  warren  bondman  bondmen  hearten  lawman  marlin  martin  motorman  corpsman  harken  motormen  yachtsman  bargeman  gorgon  sporran  conman  ramekin  shodden  forgotten  adoption  abortion  squadron  befallen  cauldron  sportsman  apportion  libation  caldron  bondsman  toboggan  smarten  cardamon  yardman  yardmen  rontgen  absorption  uncommon  exhaustion  precaution  extortion  herniation  contortion  dishearten  longshoreman  foreshorten  resharpen  retrodden  caseharden  postwomen  proportion  distortion  misfortune  infarction  hydrocarbon  kindergarten  resorption  downtrodden  fluorocarbon  unforgotten  reapportion  radiocarbon  misbegotten  disproportion  antiabortion  calumniation  prekindergarten