Here's what rhymes with unprepare.
                        
                        
                    
                                bear  chair  pair  prepare  bare  dare  tear  pear  pare  thair  their  there  where  care  fair  hair  share  prayer  rare  wear  repair  spare  fare  faire  hare  mare  stare  ware  mer  stair  guerre  lair  mehr  cher  fere  mair  sehr  blare  repairer  aware  affair  despair  swear  glare  beware  flare  impair  scare  snare  flair  affaire  bugbear  midair  parterre  legionnaire  beachwear  broodmare  square  everywhere  anywhere  compare  declare  unfair  forbear  underwear  curare  disrepair  solitaire  outerwear  overbear  spyware  tinware  coheir  backstair  unaware  millionaire  thoroughfare  doctrinaire  aftercare  debonair  ensnare  horsehair  billionaire  forswear  medicare  chinaware  dinnerware  maidenhair  eldercare  ironware  millionnaire  debonaire  funfair  camelhair  earthenware  silverware  tableware  commissionaire  foursquare  kitchenware  foreswear  ovenware  setsquare  wirehair  questionnaire  concessionaire  extraordinaire  multimillionaire  Words that almost rhyme with unprepare
tell  del  bell  gel  tel  dell  delle  belle  bel  telle  retell  jell  well  cell  fell  sell  hell  shell  dwell  spell  nel  repel  yell  celle  propel  weal  knell  lapel  nell  sel  resell  hotel  smell  swell  dispel  befell  motel  quell  impel  pastel  quel  morel  nacelle  outsell  noel  parallel  compel  excel  expel  cartel  foretell  gaol  nouvelle  unwell  gazelle  decibel  bagatelle  undersell  misspell  novelle  tagliatelle  personnel  farewell  citadel  clientele  infidel  materiel  carousel  fontanelle  organelle  photocell  caravel  carrousel  muscatel  oversell  mademoiselle  commonweal  nonparallel  zinfandel  antipersonnel  therefor