relaxation (n.)

• abatement
• abridgment
• alleviation
• amusement
• assuagement
• attenuation
• attrition
• calming
• carelessness
• comfort
• contraction
• cushioning
• dampening
• deadening
• debilitation
• decrease
• decrement
• deduction
• deflation
• depreciation
• depression
• devitalization
• dilution
• diminution
• diversion
• dying
• ease
• easiness
• easing
• easygoingness
• enervation
• enfeeblement
• enjoyment
• entertainment
• evisceration
• exhaustion
• extenuation
• fatigue
• fun
• hushing
• impotence
• imprecision
• inactivity
• inanition
• indifference
• laxation
• laxity
• laxness
• leisure
• leniency
• lessening
• letdown
• letup
• lightening
• looseness
• loosening
• lowering
• mellowing
• miniaturization
• mirth
• mitigation
• moderation
• modulation
• mollification
• negligence
• overindulgence
• pacification
• padding
• palliation
• pastime
• permissiveness
• pleasure
• quiet
• recreation
• reduction
• relief
• remission
• remissness
• repose
• rest
• restfulness
• ricketiness
• shakiness
• simplicity
• slackening
• slackness
• sleep
• sloppiness
• softening
• softness
• solace
• subtraction
• tempering
• thinning
• tranquillity
• unrestraint
• weakening
• weakness