Here's what rhymes with flattifh.
                        
                        
                    
                                life  wife  knife  rife  fife  strife  penknife  afterlife  jackknife  Words that almost rhyme with flattifh
dies  ties  buys  dive  dyes  dice  pies  tithe  byes  jive  five  live  price  size  lies  rise  advice  arise  drive  nice  twice  vice  wise  arrive  derive  mice  rice  tries  advise  guys  prize  guise  spies  thighs  hive  lice  sighs  spice  dries  gneiss  blithe  highs  lithe  plies  prise  vise  trice  vies  whys  shies  alive  device  applies  cries  flies  replies  strive  demise  denies  devise  relies  revise  revive  skies  slice  thrive  thrice  baptize  defies  entice  splice  belies  chastise  fries  nowise  apprise  reprise  satirize  alibis  amortize  fraternize  lullabies  ratifies  otherwise  implies  supplies  surprise  precise  survive  analyze  occupies  suffice  utilize  analyse  authorize  deprive  despise  disguise  paradise  summarize  unwise  advertise  excise  modifies  surmise  underlies  modernize  optimize  utilise  catalyze  dramatize  fertilize  oxidize  theorize  verbalize  verifies  certifies  connive  energize  goodbyes  ionize  paralyse  polarize  terrorize  vaporize  agonize  catalyse  darkies  decries  eulogize  gratifies  hybridize  idolize  incise  itemize  optimise  tyrannize  sacrifice  organize  comprise  merchandise  concise  criticize  justifies  satisfies  supervise  apologize  butterflies  harmonize  mobilize  stabilize  symbolize  sympathize  alkalies  categorize  classifies  contrive  criticise  jeopardize  localize  memorize  scrutinize  subsidize  amplifies  colonize  complies  customize  empathize  formalize  mobilise  orderlies  paralyze  publicize  socialize  standardize  sterilize  typifies  civilize  fantasize  finalize  fireflies  humanize  hydrolyze  immunize  legalize  liberalize  marquise  moralize  naturalize  notifies  overdrive  oversize  penalize  philosophize  privatize  sensitize  solidifies  stabilise  unifies  anywise  falsifies  fortifies  homogenize  hypnotize  jeopardise  nullifies  publicise  pulverize  solemnize  standardise  temporize  terrifies  vitalize  vocalize  whiskies  exercise  enterprise  recognize  compromise  emphasize  characterize  minimize  signifies  maximize  specifies  generalize  neutralize  specialize  synthesize  testifies  visualize  capitalize  clarifies  crystallize  equalize  familiarize  imprecise  minimise  monopolize  qualifies  rationalize  simplifies  antagonize  economize  hypothesize  improvise  legitimize  maximise  multiplies  normalize  patronize  popularize  prioritize  purifies  revitalize  synchronize  actualize  centralize  epitomize  evangelize  exorcise  glorifies  immobilize  magnifies  metabolize  sanctifies  stigmatize  systematize  circumcise  depolarize  galvanize  legitimise  mechanize  politicize  polymerize  proselytize  identifies  reorganize  initialize  internalize  democratize  demoralize  destabilize  metastasize  nationalize  personalize  personifies  exemplifies  intensifies  materialize  revolutionize  contrariwise  decentralize  overemphasize  conceptualize