List of deadening synonyms and deadening related words.
abatement, abating, allaying, allayment, alleviating, alleviation, alleviative, analgesia, analgesic, anesthesia, anesthetic, anesthetizing, anodyne, appeasement, assuagement, assuaging, assuasive, attenuation, attrition, balmy, balsamic, benumbing, blunting, calming, cathartic, chastening, cleansing, cushioning, dampening, damping, debilitation, demulcent, demulsion, devitalization, dilution, diminishing, diminishment, diminution, dulcification, dulling, ease, easement, easing, effemination, emollient, enervation, enfeeblement, evisceration, exhaustion, extenuation, falling-off, fatigue, hushing, inanition, languishment, leniency, lenitive, lessening, letdown, letup, lightening, loosening, lulling, mitigating, mitigation, mitigative, modulation, mollification, narcotic, numbing, pacification, pain-killing, palliation, palliative, purgative, quietening, quieting, reducing, reduction, relaxation, relaxing, relief, relieving, remedial, remedy, remission, salving, slackening, softening, soothing, stunning, stupefying, subduement, subduing, tempering, thinning, tranquilization, weakening