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