Here's what rhymes with protestantizing.
                        
                        
                    
                                rising  arising  sizing  baptizing  chastising  prising  prizing  comprising  uprising  advising  analysing  devising  merchandising  summarizing  authorising  despising  energizing  paralysing  summarising  temporizing  apprising  amortizing  anodizing  baptising  merchandizing  temporising  tyrannizing  advertising  surprising  analyzing  authorizing  practising  revising  supervising  theorizing  ionizing  mobilizing  modernizing  optimizing  disguising  fertilizing  jeopardizing  memorizing  polarizing  standardizing  subsidizing  tantalizing  appetizing  customizing  digitizing  dramatizing  stigmatizing  systematizing  terrorizing  theorising  unsurprising  aggrandizing  atomizing  capsizing  hybridizing  penalizing  pulverizing  satirizing  vaporizing  verbalizing  vitalizing  anesthetizing  appetising  demonizing  dramatising  empathizing  hypnotizing  idolizing  itemizing  memorising  moisturizing  pasteurizing  plagiarizing  propagandizing  sanitizing  stigmatising  traumatizing  unappetizing  urbanizing  emphasizing  utilizing  enterprising  minimizing  oxidizing  stabilizing  civilizing  generalizing  neutralizing  socializing  specializing  symbolizing  apologizing  categorizing  harmonizing  liberalizing  magnetizing  moralizing  paralyzing  sensitizing  sterilizing  sympathizing  antagonizing  catalyzing  fantasizing  formalizing  humanizing  immunizing  improvising  monopolizing  proselytizing  publicizing  brutalizing  eulogizing  feminizing  finalizing  fraternizing  hydrolyzing  immobilizing  magnetising  mesmerizing  naturalizing  personalizing  politicizing  privatizing  proselytising  sermonizing  vocalizing  catalysing  catechizing  mechanizing  polarising  polymerizing  pressurizing  scandalizing  sensitising  solemnizing  televising  womanizing  exercising  organizing  recognizing  compromising  criticizing  maximizing  colonizing  patronizing  synthesizing  capitalizing  centralizing  crystallizing  demoralizing  destabilizing  equalizing  legitimizing  localizing  normalizing  philosophizing  rationalizing  scrutinizing  visualizing  actualizing  dehumanizing  democratizing  depolarizing  economizing  evangelizing  externalizing  globalizing  homogenizing  internalizing  legalizing  metabolizing  nationalizing  popularizing  prioritizing  revitalizing  demagnetizing  exorcising  familiarizing  hypothesizing  initializing  marginalizing  secularizing  carbonizing  categorising  commercializing  desensitizing  epitomizing  metastasizing  mythologizing  popularising  prioritising  professionalizing  radicalizing  trivializing  unenterprising  unionizing  vulcanizing  characterizing  industrializing  synchronizing  decentralizing  galvanizing  disorganizing  materializing  romanticizing  tranquilizing  criminalizing  depersonalizing  memorializing  overemphasizing  particularizing  regularizing  sentimentalizing  tranquillizing  conceptualizing  reorganizing  individualizing  revolutionizing  contextualizing  editorializing  internationalizing  intellectualizing  Words that almost rhyme with protestantizing
diving  tithing  dicing  driving  arriving  deriving  pricing  enticing  writhing  knifing  striving  thriving  splicing  contriving  slicing  surviving  depriving  reviving  conniving  apprenticing  sacrificing  streptomycin  dying  buying  dining  timing  biting  typing  piling  piping  tying  dyeing  tiring  undying  untiring  pining  biding  biking  chiding  tiding  writing  trying  binding  fighting  lying  firing  mining  riding  combining  drying  filing  guiding  hiding  lighting  lining  shining  abiding  citing  hiring  liking  signing  ageing  aspiring  wiping  wiring  compiling  hiking  plying  priming  prying  rhyming  siding  sighing  sighting  spying  whining  bribing  perspiring  righting  siting  styling  twining  vying  blighting  fining  liming  spiking  whiting  indicting  shying  viking  bandying  knighting  opining  priding  retyping  seining  unbinding  wining  finding  striking  underlying  applying  crying  defining  flying  smiling  acquiring  climbing  deciding  denying  designing  dividing  lightning  sliding  winding  admiring  assigning  implying  inspiring  inviting  retiring  trifling  blinding  confining  frying  gliding  justifying  obliging  undermining  complying  confiding  conspiring  defying  inciting  stifling  striding  underwriting  alighting  aligning  beguiling  delighting  divining  minding  underlining  griping  hireling  repining  rifling  slighting  sniping  unsmiling  unwinding  belying  deriding  providing  exciting  declining  supplying  grinding  modifying  presiding  refining  relying  residing  uniting  reciting  replying  ascribing  coinciding  edifying  expiring  inclining  resigning  rewriting  testifying  certifying  colliding  disliking  fancying  igniting  notifying  subsiding  decrying  expediting  stultifying  stupefying  uninspiring  uninviting  acidifying  enshrining  exiling  nonbinding  recombining  unedifying  unexciting  describing  identifying  occupying  satisfying  multiplying  reminding  specifying  terrifying  overlying  overriding  reconciling  signifying  unifying  horrifying  reclining  stereotyping  subscribing  verifying  amplifying  mortifying  ratifying  redefining  transcribing  beautifying  inscribing  intertwining  mystifying  nullifying  pacifying  redesigning  reuniting  subdividing  vivifying  codifying  fructifying  ossifying  overwriting  personifying  ramifying  typifying  vilifying  gratifying  prescribing  magnifying  purifying  simplifying  diversifying  fortifying  prophesying  quantifying  rectifying  sanctifying  unsatisfying  circumscribing  falsifying  objectifying  solidifying  proscribing  putrefying  clarifying  classifying  qualifying  intensifying  glorifying  emulsifying  calcifying  crucifying  indemnifying  liquefying  exemplifying  disqualifying  electrifying  oversimplifying