Here's what rhymes with dereddened.
                        
                        
                    
                                reddened  deadened  Words that almost rhyme with dereddened
legend  threatened  second  headed  reckoned  lessened  wedded  beckoned  deafened  leavened  meddled  peddled  pedaled  method  mentioned  tended  blended  herald  legged  lengthened  leveled  levelled  threaded  nestled  shredded  wrestled  bareheaded  beveled  revelled  sectioned  bevelled  emended  freshened  pensioned  reveled  melded  directed  attended  settled  arrested  depended  questioned  splendid  tested  amended  defended  descended  melted  offended  rested  strengthened  vested  ascended  rented  trembled  nested  speckled  belted  breasted  disheveled  dishevelled  fetid  freckled  petted  trebled  chested  nettled  penciled  pencilled  tented  bedeviled  felted  hefted  jested  lightheaded  metalled  pebbled  petalled  affected  intended  elected  assembled  detected  effected  erected  corrected  objected  pretended  tempted  perfected  dissected  crested  predestined  smelted  dissembled  embezzled  imperiled  millisecond  semiarid  subtended  unmentioned  presented  connected  extended  selected  attempted  collected  protected  recommended  infected  invented  invested  oriented  projected  suspended  indebted  injected  protested  apprehended  augmented  resembled  resented  cemented  infested  ingested  unquestioned  unsettled  fermented  intrepid  resettled  complexioned  disassembled  undefended  expected  suggested  reflected  neglected  suspected  contented  contested  congested  condescended  inflected  reassembled  reelected  represented  implemented  documented  manifested  supplemented  intercepted  disinfected  superintended  overextended