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