alleviative

from WordNet (r) 3.0 (2006)

alleviative
    adj 1: moderating pain or sorrow by making it easier to bear
           [syn: {alleviative}, {alleviatory}, {lenitive},
           {mitigative}, {mitigatory}, {palliative}]

from The Collaborative International Dictionary of English v.0.48

Alleviative \Al*le"vi*a*tive\, a.
   Tending to alleviate. -- n. That which alleviates.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

55 Moby Thesaurus words for "alleviative":
      alleviating, alleviator, analgesic, anesthetic, anodyne, assuager,
      assuasive, balm, balmy, balsamic, benumbing, calmant, calmative,
      cathartic, cleansing, cushion, deadening, demulcent, disburdening,
      disencumbering, dolorifuge, dulling, easing, emollient, lenitive,
      lightening, mitigating, mitigative, mitigator, moderator,
      modulator, mollifier, numbing, pacificator, pacifier, pain-killing,
      palliative, peacemaker, purgative, relieving, remedial,
      restraining hand, salve, sedative, shock absorber, softening,
      soother, soothing, soothing syrup, stabilizer, subduing, temperer,
      tranquilizer, unburdening, wiser head