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