Here's what rhymes with humation.
                        
                        
                    
                                nation  aeration  relation  formation  location  station  rotation  notation  mutation  narration  negation  donation  oration  summation  cremation  elation  flotation  legation  ligation  salutation  operation  situation  creation  generation  duration  foundation  radiation  separation  variation  admiration  elevation  inflation  innovation  liberation  limitation  migration  salvation  sensation  violation  alienation  allocation  alteration  estimation  fixation  illumination  imitation  inflammation  irrigation  irritation  plantation  saturation  temptation  vacation  valuation  vibration  affirmation  animation  aviation  causation  cessation  fascination  federation  filtration  humiliation  maturation  mediation  moderation  ordination  probation  reformation  validation  veneration  vocation  aberration  adoration  allegation  alternation  automation  citation  coronation  damnation  elongation  enumeration  hydration  inhalation  innervation  iteration  ovulation  refutation  renovation  reparation  sedation  stagnation  ulceration  usurpation  information  education  application  explanation  association  circulation  corporation  evaluation  occupation  preparation  translation  correlation  deviation  immigration  indication  inspiration  invitation  isolation  motivation  obligation  orientation  realization  restoration  revelation  taxation  agitation  aspiration  celebration  decoration  deformation  delegation  designation  destination  domination  elimination  frustration  hesitation  inclination  initiation  medication  meditation  navigation  nomination  quotation  recreation  regeneration  reservation  resignation  respiration  segregation  simulation  termination  vegetation  accusation  affiliation  aggregation  annexation  annihilation  approbation  assassination  authorization  derivation  dilatation  dislocation  elaboration  emigration  evaporation  fabrication  fermentation  graduation  habitation  incubation  insulation  ionization  irradiation  litigation  modulation  oscillation  realisation  remuneration  starvation  toleration  unification  affectation  appellation  connotation  culmination  delineation  divination  elucidation  emulation  escalation  exclamation  fibrillation  fluctuation  germination  gestation  immunization  intimation  intonation  invocation  perforation  recitation  reclamation  relocation  revocation  sanitation  vaccination  visitation  organization  population  combination  communication  examination  civilization  conversation  cooperation  imagination  integration  legislation  observation  presentation  publication  regulation  reputation  accumulation  activation  adaptation  appreciation  conservation  cultivation  declaration  exploitation  exploration  formulation  illustration  organisation  preservation  stimulation  acceleration  accommodation  arbitration  assimilation  collaboration  confirmation  confrontation  coordination  degeneration  degradation  dissertation  excitation  implication  indignation  installation  negotiation  oxidation  penetration  proclamation  propagation  relaxation  speculation  utilization  ventilation  attenuation  calibration  civilisation  colonization  compilation  consolation  dedication  deliberation  deprivation  desolation  desperation  dissemination  dissipation  dissociation  distillation  evacuation  exaggeration  excavation  expiration  fragmentation  importation  incarnation  infiltration  polarization  replication  retaliation  retardation  socialization  subordination  verification  abbreviation  adjudication  amalgamation  amputation  augmentation  bifurcation  cancellation  castration  commendation  conformation  consternation  consummation  dehydration  demarcation  deputation  devaluation  devastation  dispensation  duplication  eradication  exaltation  exhortation  fertilization  gravitation  implantation  imputation  inauguration  liquidation  masturbation  perspiration  perturbation  prolongation  provocation  punctuation  refrigeration  renunciation  repudiation  segmentation  stipulation  subjugation  urbanization  utilisation  vindication  consideration  determination  transformation  calculation  compensation  differentiation  discrimination  expectation  modification  transportation  anticipation  appropriation  approximation  computation  condemnation  congregation  consolidation  consultation  depreciation  deterioration  emancipation  incorporation  proliferation  recommendation  registration  certification  coagulation  complication  condensation  denomination  localization  mobilization  modernization  notification  optimization  pronunciation  ratification  signification  specialization  stabilization  authentication  conciliation  confederation  confiscation  conflagration  consecration  constellation  constipation  denunciation  deportation  exportation  extermination  hybridization  inactivation  inoculation  interpolation  interrogation  intimidation  menstruation  ornamentation  polymerization  regurgitation  resuscitation  sedimentation  sterilization  supplementation  synchronization  visualization  concentration  interpretation  classification  investigation  participation  representation  configuration  demonstration  implementation  justification  contamination  contemplation  continuation  documentation  manifestation  manipulation  precipitation  qualification  reconciliation  rehabilitation  specification  amplification  articulation  clarification  generalization  globalization  gratification  intoxication  preoccupation  privatization  purification  reorganization  sophistication  stratification  transplantation  argumentation  calcification  capitulation  centralization  crystallization  deregulation  excommunication  instrumentation  magnetization  magnification  mortification  nationalization  normalization  rationalization  simplification  standardization  administration  identification  characterization  disintegration  experimentation  liberalization  multiplication  capitalization  categorization  diversification  hospitalization  personification  quantification  decentralization  democratization  intensification  misrepresentation  industrialization  conceptualization  Words that almost rhyme with humation
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