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