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