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obligation revelation sensation stimulation transportation allocation alteration arbitration assimilation celebration decoration delegation dissertation domination fixation frustration hesitation imitation irrigation irritation medication meditation navigation notation oxidation penetration plantation propagation saturation simulation speculation temptation termination vacation valuation accusation affiliation aggregation animation annihilation approbation aviation causation cessation consolation dedication derivation desperation dilatation emigration fascination federation filtration insulation litigation mutation probation retardation validation veneration vocation aberration adoration affectation allegation amputation authentication bifurcation cancellation castration citation consternation constipation dehydration demarcation dispensation divination emulation fertilization fibrillation germination gestation intimation intonation iteration perforation provocation reparation sanitation stipulation subjugation vindication visitation information explanation association civilization conversation corporation evaluation imagination participation preparation regulation reputation transformation appreciation calculation compensation conservation cultivation exploration formulation illustration inspiration limitation preservation realization restoration acceleration alienation collaboration computation condemnation confirmation consultation contemplation coordination deformation degradation designation implication inflammation nomination proclamation quotation recreation registration reservation respiration segregation utilization annexation articulation assassination attenuation calibration certification civilisation coagulation complication condensation deliberation deprivation disintegration dislocation dissemination dissipation dissociation elaboration evaporation excavation expiration fabrication fermentation graduation importation ionization irradiation maturation mediation mobilization moderation optimization polarization privatization realisation reformation replication retaliation socialization specialization stabilization subordination abbreviation adjudication capitulation conflagration conformation connotation consecration consummation coronation culmination delineation deportation deputation devaluation devastation duplication elongation eradication exportation fluctuation imputation innervation inoculation invocation prolongation punctuation recitation relocation renovation revocation sterilization urbanization usurpation utilisation vaccination organization concentration examination classification cooperation determination investigation presentation demonstration expectation exploitation invitation modification organisation orientation accommodation anticipation appropriation approximation confrontation congregation degeneration depreciation deterioration elimination emancipation excitation illumination inclination 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