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