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

Words that almost rhyme with overaspiration

occasion haven basin hasten persuasion evasion equation invasion

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