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nation station notation temptation aeration lamentation operation generation duration foundation inflation rotation sensation imitation meditation maturation mediation moderation mutation narration negation veneration aberration adoration argumentation augmentation citation donation gestation inhalation intonation iteration oration sedation ablation annotation commemoration dictation dilation elation education relation situation creation imagination location radiation separation variation admiration deviation elevation implementation indication innovation inspiration invitation liberation limitation migration motivation organisation orientation restoration taxation accommodation agitation alteration aspiration decoration documentation estimation excitation fixation hesitation initiation irritation medication nomination penetration plantation quotation recommendation respiration saturation vacation vegetation ventilation vibration animation annexation annihilation attenuation aviation 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evaluation investigation legislation publication regulation translation appreciation compensation conservation correlation cultivation demonstration expectation exploitation illustration modification preservation realization acceleration alienation appropriation arbitration collaboration computation condemnation confirmation confrontation consolidation consultation contamination contemplation continuation deformation designation frustration inclination inflammation manipulation propagation registration resignation segregation simulation valuation accusation aggregation assassination authorization calibration complication condensation consolation denomination deprivation dislocation dissemination dissociation distillation excavation fabrication fascination intoxication mobilization modernization notification optimization polarization pronunciation realisation remuneration replication retaliation retardation unification abbreviation adjudication amalgamation cancellation conciliation 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