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