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