Here's what rhymes with postinteraction.
                        
                        
                    
                                interaction  faction  traction  reaction  attraction  fraction  distraction  inaction  impaction  infraction  benefaction  counteraction  detraction  transaction  contraction  extraction  diffraction  refraction  retraction  compaction  exaction  redaction  stupefaction  protraction  malefaction  satisfaction  abstraction  subtraction  liquefaction  rarefaction  overreaction  petrifaction  dissatisfaction  putrefaction  vitrifaction  Words that almost rhyme with postinteraction
taxon  waxen  maxim  flaxen  klaxon  fashion  passion  sanction  mansion  ration  caption  blacken  bracken  lation  tation  adaption  happen  abandon  captain  hadn  barren  cabin  cannon  canon  famine  wagon  battalion  chaplain  dragon  gallon  salmon  assassin  baron  canyon  fasten  satin  bastion  canton  falcon  haben  plankton  saffron  dampen  fatten  hangman  jasmine  latin  madmen  plantain  slacken  banyan  batten  mammon  platen  refashion  sadden  scansion  talon  gammon  madden  trashcan  badman  badmen  taxman  gasman  taxmen  expansion  imagine  compassion  prolactin  stallion  flatten  medallion  capstan  chanson  contraption  flagon  gladden  handgun  batsman  diapason  dispassion  unfasten  scallion  triathlon  damson  flashgun  raglan  gyrfalcon  refasten  sandmen  companion  grandson  draftsman  draughtsman  zooplankton  clansmen  draftsmen  landsman  clansman  pentathlon  upperclassman  bandsman  underclassman  craftsman  phytoplankton  gravamen  rapscallion  reexamine