Here's what rhymes with sped.
                        
                        
                    
                                ed  bed  dead  stead  ted  said  head  lead  led  read  red  spread  bread  fed  fled  shed  thread  bred  dread  tread  bled  med  shewed  wed  sled  instead  ahead  overhead  misled  assayed  widespread  infrared  watershed  Words that almost rhyme with sped
step  debt  edge  bet  jet  pet  ebb  etch  steppe  get  set  yet  let  met  net  threat  sketch  stretch  web  wet  pledge  sweat  fetch  hedge  wedge  ledge  wretch  duet  fret  prep  rep  sledge  vet  forget  offset  upset  beset  allege  beget  cadet  pipette  cigarette  alphabet  bayonet  cassette  epithet  reset  preset  regret  parapet  quartet  silhouette  clarinet  end  spend  tend  stared  begged  bend  dared  spared  edged  paired  spelled  penned  stemmed  aired  bared  chaired  erred  friend  held  send  attend  shared  trend  cared  lend  scared  blend  haired  pledged  yelled  fared  flared  fledged  mend  smelled  swelled  weld  celled  felled  fend  hedged  hemmed  rend  shelled  wedged  depend  extend  alleged  defend  descend  expelled  impaired  intend  repaired  amend  ascend  beheld  offend  squared  suspend  upheld  glared  impelled  rebelled  repelled  despaired  dispelled  expend  compared  declared  prepared  compelled  condemned  contend  pretend  centred  dividend  withheld  cleansed  commend  excelled  propelled  avenged  overwhelmed  apprehend  transcend  paralleled  quarrelled  unimpaired  recommend  unprepared  superintend  comprehend  unparalleled