diminution (n.)

• abatement
• abridgment
• alleviation
• analgesia
• anesthesia
• appeasement
• assuagement
• attenuation
• attrition
• calming
• concavity
• contraction
• curtailment
• cut
• cutting
• dampening
• de-escalation
• deadening
• debasement
• decrease
• decrement
• deduction
• deflation
• degradation
• demotion
• depletion
• depreciation
• depression
• derogation
• descent
• detraction
• dip
• disparagement
• ducking
• dying
• ease
• easement
• easing
• extenuation
• extraction
• hollowness
• hushing
• impairment
• leniency
• lessening
• letdown
• letup
• lightening
• loosening
• lowering
• miniaturization
• mitigation
• modulation
• mollification
• pacification
• palliation
• reduction
• relaxation
• relief
• remedy
• remission
• retraction
• retrenchment
• shortening
• shrinkage
• simplicity
• sinking
• slackening
• softening
• submergence
• subtraction
• tempering
• truncation
• weakening