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