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