Here's what rhymes with sequestration.
                        
                        
                    
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transformation  accumulation  compensation  organisation  transportation  approximation  characterization  condemnation  confrontation  congregation  contamination  emancipation  incorporation  manifestation  negotiation  precipitation  recommendation  rehabilitation  specification  amplification  articulation  condensation  denomination  disintegration  dissemination  fragmentation  generalization  globalization  localization  modernization  multiplication  preoccupation  privatization  pronunciation  purification  remuneration  stratification  augmentation  capitalization  categorization  centralization  denunciation  deregulation  extermination  immunization  inactivation  inoculation  intimidation  magnetization  mortification  polymerization  quantification  regurgitation  renunciation  sedimentation  supplementation  communication  differentiation  discrimination  implementation  documentation  intoxication  liberalization  transplantation  argumentation  diversification  hospitalization  instrumentation  intensification  nationalization  normalization  ornamentation  personification  rationalization  standardization  experimentation  industrialization  reorganization  conceptualization  decentralization  democratization  excommunication  misrepresentation  Words that almost rhyme with sequestration
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