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

Words that almost rhyme with modificiation

haven basin hasten equation occasion invasion evasion persuasion

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