Here's what rhymes with saddening.
                        
                        
                    
                                maddening  gladdening  Words that almost rhyme with saddening
happening  fattening  flattening  battening  imagining  nonfattening  fashioning  fastening  saddling  addling  rationing  haggling  paddling  slackening  annulling  hassling  cannoning  faggoting  paddocking  challenging  managing  abandoning  balancing  dazzling  baffling  galloping  blackening  channeling  sanctioning  scavenging  ambling  balloting  cackling  dampening  paneling  shambling  refashioning  barreling  captioning  scalloping  unfastening  waggling  handcuffing  racketing  raveling  barracking  ravelling  unsaddling  refastening  frazzling  traveling  travelling  gambling  dangling  babbling  battling  scaffolding  straggling  canceling  cancelling  canvassing  wrangling  bracketing  dabbling  fragmenting  patenting  mangling  mantling  stabling  ballasting  gabbling  ratcheting  calendaring  captaining  gravelling  trammelling  trammeling  damasking  escalloping  practicing  inhabiting  scrambling  strangling  unraveling  unravelling  blanketing  reexamining  scrabbling  unbalancing  overbalancing  impaneling  bedazzling  empaneling  outbalancing  dismantling  bankrupting  bedraggling  unscrambling  counterbalancing  nonpracticing