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