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