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