nation station rotation alteration toleration aeration palpation operation relation creation formation corporation duration location occupation radiation liberation irritation notation temptation dilatation importation mutation ordination probation retardation starvation aberration adoration alternation citation deportation donation gestation iteration oration reparation sedation ablation dictation dilation elation flotation education population situation generation foundation preparation separation variation adaptation admiration correlation declaration deviation elevation limitation obligation orientation restoration salvation taxation agitation allocation arbitration aspiration decoration deformation degradation delegation dissertation domination imitation irrigation oxidation plantation quotation respiration saturation vacation vibration approbation aviation causation cessation deliberation derivation desperation dissipation elaboration federation filtration graduation irradiation litigation maturation mediation moderation narration negation oscillation polarization validation vocation allegation appellation automation connotation coronation damnation demarcation deputation exaltation exhortation exportation hydration ovulation perforation perspiration perturbation recitation summation ulceration usurpation application combination association cooperation legislation observation participation publication reputation activation cultivation illustration indication inflation innovation inspiration invitation isolation migration motivation realization revelation sensation violation accommodation alienation appropriation celebration collaboration computation consultation coordination destination estimation excitation fixation frustration hesitation incorporation medication meditation nomination penetration proclamation proliferation propagation recreation regeneration reservation termination valuation vegetation accusation affiliation affirmation aggregation animation attenuation authorization calibration compilation dedication deprivation desolation dislocation dissociation distillation evaporation expiration habitation incarnation incubation ionization modulation preoccupation realisation reformation replication retaliation subordination veneration affectation amputation augmentation bifurcation castration commendation dehydration delineation devastation divination elongation elucidation emulation eradication fluctuation germination gravitation imputation inauguration inhalation innervation intimation intonation liquidation provocation punctuation refutation relocation renovation revocation sanitation stagnation visitation information organization interpretation circulation conversation evaluation imagination integration presentation regulation translation appreciation compensation conservation expectation exploitation exploration formulation immigration organisation preservation stimulation acceleration anticipation condemnation confirmation confrontation congregation consolidation degeneration depreciation designation deterioration documentation elimination illumination implication inclination indignation inflammation initiation installation navigation negotiation registration relaxation resignation segregation simulation speculation utilization ventilation annexation annihilation articulation colonization complication condensation consolation denomination emigration exaggeration fabrication fascination fermentation infiltration insulation localization mobilization optimization purification ratification socialization abbreviation adjudication authentication conformation constellation consternation constipation consummation culmination devaluation dispensation duplication enumeration escalation fertilization fibrillation hybridization implantation inoculation interpolation interrogation intimidation invocation masturbation mortification ornamentation polymerization prolongation reclamation refrigeration regurgitation repudiation resuscitation stipulation subjugation urbanization utilisation vindication concentration consideration explanation civilization determination identification calculation demonstration justification modification transportation approximation assimilation contemplation continuation emancipation precipitation qualification recommendation rehabilitation assassination certification civilisation coagulation dissemination evacuation excavation fragmentation generalization globalization gratification humiliation intoxication modernization notification privatization remuneration specialization stabilization unification verification amalgamation argumentation cancellation capitulation conciliation confederation confiscation conflagration consecration democratization denunciation deregulation exclamation immunization inactivation menstruation normalization renunciation sedimentation segmentation sterilization vaccination administration communication examination classification investigation representation transformation accumulation configuration differentiation discrimination implementation characterization contamination manifestation manipulation specification amplification clarification disintegration liberalization multiplication pronunciation reorganization sophistication stratification transplantation calcification capitalization categorization centralization crystallization extermination magnetization personification quantification standardization supplementation visualization reconciliation experimentation signification diversification hospitalization instrumentation magnification nationalization rationalization simplification synchronization decentralization intensification industrialization conceptualization excommunication misrepresentation

Words that almost rhyme with iportation

basin haven hasten occasion evasion equation invasion persuasion

taken pagan bacon patron shaken laden maiden layman laymen shaman awaken forsaken overtaken straighten mistaken statesman salesman contagion tradesmen undertaken