Here's what rhymes with butterfiy.
                        
                        
                    
                                by  my  high  why  die  lie  thy  y  buy  fly  sky  guy  tie  vi  hi  shy  sigh  bi  bye  chi  dye  fi  hy  nigh  pi  pie  spy  thai  thigh  vie  butterfly  dei  fry  ly  psi  quae  rye  sly  ty  wir  awry  hai  lye  mai  muy  nai  wry  cy  fy  kai  lai  luy  mei  sy  tai  thei  wai  phi  sty  stye  slier  apply  dry  try  cry  deny  rely  satisfy  hereby  defy  ply  pry  tri  trie  belie  pri  termini  untie  aquae  bonsai  spry  amebae  turfy  supply  reply  thereby  imply  justify  nearby  whereby  modify  certify  underlie  alibi  pacify  ratify  decry  pupae  typify  amoebae  descry  edify  overlie  vilify  acidify  deify  firefly  ossify  vivify  blowfly  dissatisfy  lanai  overfly  scurfy  versify  barfly  shanghai  beatify  ripply  banzais  overbuy  dandify  occupy  comply  multiply  specify  alkali  signify  testify  verify  goodbye  gratify  notify  alveoli  amplify  diversify  fortify  nullify  samurai  beautify  lullaby  terrify  codify  mollify  personify  ramify  dragonfly  retry  stratify  stultify  triply  ultrahigh  horrify  petrify  stupefy  hyperbolae  mummify  prettify  vitrify  drachmai  speechify  syllabify  yuppify  identify  stimuli  nuclei  qualify  classify  simplify  purify  magnify  rectify  standby  unify  falsify  solidify  crucify  dignify  liquefy  mortify  oversupply  resupply  detoxify  mystify  calcify  misapply  revivify  liquify  scarify  gentrify  refortify  clarify  glorify  intensify  quantify  objectify  demystify  preoccupy  emulsify  reclassify  reunify  declassify  disqualify  indemnify  oversimplify  electrify  cumuli  solemnify  exemplify  misidentify  transmogrify