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