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nation location vocation aeration creation duration station rotation notation vacation causation negation donation oration elation evocation legation ligation education operation relation isolation migration taxation violation allocation alteration decoration fixation irrigation quotation vibration aviation cessation narration probation aberration adoration allegation citation hydration iteration relocation sedation summation ablation coloration situation application formation generation association cooperation corporation foundation occupation radiation separation variation activation admiration correlation declaration deviation elevation immigration indication inflation innovation liberation motivation obligation salvation sensation agitation aspiration delegation excitation imitation irritation medication navigation oxidation recreation saturation temptation accusation affirmation aggregation animation annexation annihilation authorization dedication dislocation emigration expiration federation graduation ionization litigation maturation mediation moderation mutation ordination oscillation toleration veneration affectation alternation appellation automation bifurcation castration connotation coronation damnation elongation escalation gestation inauguration inhalation innervation invocation ovulation perforation reparation revocation stagnation ulceration information organization combination circulation conversation integration observation preparation publication regulation adaptation conservation cultivation exploration inspiration invitation limitation organisation orientation realization restoration revelation acceleration accommodation alienation collaboration confirmation degradation designation dissertation domination estimation hesitation implication inclination indignation initiation meditation negotiation nomination plantation propagation relaxation reservation resignation respiration segregation termination valuation vegetation affiliation 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modification preservation appropriation arbitration assimilation celebration computation condemnation congregation consultation coordination deformation degeneration destination elimination frustration illumination incorporation inflammation installation penetration proclamation proliferation regeneration simulation speculation ventilation assassination attenuation certification colonization complication condensation deliberation denomination deprivation distillation evacuation fermentation importation mobilization purification ratification retaliation retardation socialization unification verification abbreviation amalgamation amputation authentication capitulation conciliation confederation confiscation consecration constellation consternation constipation delineation deportation deputation devastation duplication elucidation exclamation exportation fibrillation imputation inactivation inoculation interpolation interrogation masturbation mortification refutation regurgitation segmentation urbanization communication concentration civilization classification determination identification investigation presentation accumulation configuration justification stimulation anticipation approximation confrontation consolidation contamination contemplation continuation depreciation deterioration emancipation qualification recommendation registration specification utilization amplification articulation civilisation clarification dissemination fragmentation globalization gratification humiliation infiltration intoxication modernization optimization preoccupation privatization pronunciation remuneration signification sophistication subordination calcification categorization conflagration denunciation deregulation devaluation dispensation diversification extermination fertilization hybridization immunization implantation intimidation magnetization magnification menstruation normalization ornamentation refrigeration renunciation repudiation resuscitation stipulation 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