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

Words that almost rhyme with classfication

occasion haven basin hasten equation evasion invasion persuasion

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