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nation duration narration oration aeration dilation elation relation creation generation location station variation declaration elevation inflation liberation rotation decoration delegation irrigation irritation temptation cessation derivation desolation dilatation litigation toleration appellation donation gestation inhalation iteration ablation adulation deflation legation education operation situation formation integration legislation preparation radiation separation admiration deviation illustration immigration indication innovation isolation limitation migration revelation salvation sensation taxation violation agitation allocation alteration arbitration celebration degeneration degradation deterioration dissertation imitation initiation installation notation penetration recreation regeneration vacation vibration affiliation attenuation aviation causation dedication deprivation desperation dissipation distillation emigration federation filtration importation insulation modulation mutation negation oscillation probation retaliation retardation starvation veneration vocation aberration adoration allegation automation bifurcation citation damnation deputation divination emulation escalation fibrillation hydration innervation interpolation interrogation intimation intonation perforation reparation sedation summation ulceration information population application corporation evaluation foundation imagination observation occupation publication regulation reputation translation activation adaptation correlation expectation exploration inspiration invitation motivation obligation preservation realization restoration stimulation acceleration alienation aspiration assimilation deformation designation destination domination elimination estimation excitation fixation frustration hesitation implication inclination indignation inflammation manipulation medication meditation plantation propagation quotation registration reservation respiration saturation segregation simulation 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determination presentation appreciation calculation cultivation demonstration exploitation formulation orientation anticipation appropriation collaboration continuation depreciation illumination incorporation navigation negotiation nomination oxidation precipitation proclamation proliferation rehabilitation relaxation resignation articulation authorization civilisation consolation dissemination dissociation evacuation exaggeration excavation fabrication fascination generalization globalization ionization liberalization localization mobilization ratification remuneration specialization verification abbreviation adjudication amputation augmentation cancellation conciliation connotation constellation crystallization culmination deregulation devaluation dispensation duplication elucidation exclamation fertilization fluctuation gravitation immunization implantation inactivation inoculation masturbation prolongation provocation punctuation regurgitation renunciation resuscitation sanitation sterilization subjugation urbanization organization concentration consideration examination conversation investigation participation representation accumulation compensation configuration conservation differentiation implementation modification organisation transportation accommodation characterization computation condemnation confirmation congregation consultation contemplation coordination emancipation manifestation reconciliation specification amplification assassination certification clarification coagulation colonization complication condensation denomination disintegration fermentation gratification intoxication modernization multiplication notification optimization preoccupation privatization purification socialization sophistication stabilization subordination unification amalgamation authentication capitalization commendation confederation conflagration conformation consecration consternation constipation consummation denunciation extermination hybridization magnetization 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