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