1. (n.) The act or process of relaxing, or the state of being relaxed; as, relaxation of the muscles; relaxation of a law.

2. (n.) Remission from attention and effort; indulgence in recreation, diversion, or amusement.

abatement abridgment allayment alleviation amusement assuagement attenuation attrition bagginess blunting calming carelessness comfort contraction cushioning dampening damping deadening debilitation decrease decrement decrescence deduction deflation demulsion depreciation depression devitalization dilution diminishment diminution diversion divertisement divertissement dulcification dulling dying dying off ease easiness easing easygoingness effemination enervation enfeeblement enjoyment entertainment evisceration exhaustion extenuation fade-out falling-off fatigue fun hushing impotence imprecision inactivity inanition indifference languishment laxation laxity laxness leisure leniency lessening letdown letup lightening looseness loosening lowering lulling mellowing miniaturization mirth mitigation moderation modulation mollification mollifying negligence overindulgence overpermissiveness pacification padding palliation passe-temps pastime permissiveness pleasure quiet quietening quieting recreation reduction regalement relaxedness relief remission remissness repose rest restfulness ricketiness sagging scaling down shakiness simplicity slackening slackness sleep sloppiness softening softening-up softness solace soothing subduement subtraction tempering thinning tranquilization tranquillity unbuttoned ease unrestraint weakening weakness