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