Here's what rhymes with undergeneration.
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revelation rotation salvation stimulation taxation violation accommodation agitation allocation alteration anticipation aspiration degradation designation destination deterioration elimination estimation hesitation implication inclination inflammation installation irritation medication meditation navigation nomination plantation reservation respiration saturation simulation vacation vegetation ventilation affiliation affirmation annihilation aviation causation cessation deliberation deprivation dissemination dissipation distillation expiration ionization litigation mediation modulation mutation optimization oscillation probation reformation vocation adjudication allegation appellation automation capitulation citation connotation delineation demarcation deputation devastation donation enumeration escalation imputation intonation perspiration perturbation recitation revocation sanitation ulceration visitation population application combination consideration formation interpretation association conversation cooperation corporation imagination legislation observation occupation presentation publication radiation regulation reputation translation activation adaptation appreciation compensation conservation correlation demonstration exploration illustration implementation obligation orientation realization acceleration alienation celebration collaboration condemnation confirmation contamination continuation excitation fixation illumination indignation initiation oxidation propagation quotation recreation resignation segregation speculation valuation vibration accusation aggregation annexation approbation assassination authorization certification compilation condensation consolation denomination elaboration evaporation excavation fascination fermentation generalization habitation importation incubation modernization ordination polarization replication starvation validation abbreviation affectation alternation amputation augmentation authentication cancellation 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filtration graduation incarnation infiltration irradiation mobilization multiplication notification ratification realisation remuneration retaliation retardation signification sophistication specialization stabilization subordination unification verification amalgamation argumentation conciliation confiscation consecration constellation consternation constipation dehydration denunciation deregulation duplication elucidation eradication exclamation exhortation extermination fertilization fibrillation implantation inoculation instrumentation liquidation menstruation mortification ornamentation personification polymerization refrigeration refutation regurgitation relocation sedimentation sterilization subjugation supplementation vaccination concentration evaluation investigation calculation cultivation exploitation organisation confrontation consolidation coordination precipitation registration specification articulation clarification coagulation colonization evacuation fragmentation gratification humiliation intoxication localization preoccupation privatization pronunciation purification socialization stratification categorization centralization conflagration devaluation diversification exaltation exportation fluctuation gravitation hospitalization hybridization inactivation intensification magnetization magnification nationalization normalization renunciation repudiation simplification standardization synchronization utilisation visualization classification characterization qualification reconciliation experimentation globalization liberalization reorganization transplantation calcification capitalization crystallization decentralization democratization quantification rationalization resuscitation industrialization conceptualization excommunication misrepresentation Words that almost rhyme with undergeneration
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