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