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