Here's what rhymes with phosphatation.
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irritation meditation navigation plantation quotation reservation temptation valuation accusation aggregation animation assassination aviation causation certification consolation desolation dilatation dissipation evaporation fermentation filtration insulation maturation mediation moderation mutation narration ordination probation reformation starvation toleration veneration allegation alternation amputation appellation automation bifurcation cancellation castration conformation connotation constipation consummation damnation devastation divination elucidation escalation fluctuation gestation inhalation invocation ovulation perforation perturbation reparation revocation stagnation subjugation ulceration vaccination population combination concentration association civilization classification cooperation corporation participation preparation presentation publication reputation transformation appreciation correlation cultivation declaration formulation illustration immigration indication inflation inspiration justification limitation migration modification motivation orientation preservation realization restoration transportation acceleration accommodation alienation anticipation arbitration assimilation collaboration computation confrontation degradation delegation designation destination domination inflammation installation medication nomination penetration resignation respiration segregation simulation termination ventilation affiliation annexation annihilation attenuation calibration civilisation compilation dedication derivation desperation distillation elaboration emigration evacuation exaggeration excavation expiration fabrication fragmentation graduation ionization irradiation litigation modulation ratification retardation socialization sophistication verification abbreviation adjudication augmentation authentication calcification commendation confiscation consecration constellation consternation coronation culmination dehydration deputation diversification emulation exaltation exhortation fibrillation germination gravitation imputation innervation intimation intonation perspiration provocation punctuation refutation renovation resuscitation segmentation urbanization vindication organization consideration examination explanation evaluation imagination integration investigation legislation regulation translation calculation compensation expectation exploitation exploration organisation stimulation appropriation approximation condemnation congregation consolidation contemplation coordination deformation degeneration elimination illumination implication inclination indignation initiation manifestation proclamation propagation qualification recreation regeneration relaxation specification speculation amplification coagulation complication condensation deliberation deprivation dislocation dissemination dissociation gratification importation incubation infiltration intoxication modernization notification optimization polarization preoccupation privatization realisation replication retaliation signification specialization stratification subordination unification amalgamation capitulation confederation conflagration delineation demarcation deportation dispensation elongation enumeration eradication exclamation exportation fertilization hybridization implantation inoculation interpolation liquidation magnetization magnification mortification ornamentation personification reclamation refrigeration regurgitation relocation sedimentation stipulation supplementation visualization interpretation determination demonstration differentiation contamination continuation depreciation deterioration documentation incorporation manipulation negotiation precipitation proliferation recommendation registration rehabilitation utilization articulation clarification colonization denomination humiliation incarnation localization mobilization multiplication purification stabilization transplantation argumentation categorization conciliation denunciation devaluation duplication extermination hospitalization immunization inactivation inauguration interrogation intimidation menstruation nationalization normalization polymerization prolongation quantification rationalization renunciation repudiation standardization sterilization utilisation administration communication identification representation accumulation configuration discrimination implementation characterization disintegration generalization globalization pronunciation remuneration reorganization capitalization centralization crystallization democratization deregulation instrumentation intensification simplification synchronization reconciliation experimentation liberalization industrialization decentralization excommunication misrepresentation conceptualization Words that almost rhyme with phosphatation
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