THESAURUS
Benumb
KO, abate, allay, alleviate, anesthetize, appease, assuage, bedaze, bemuse, besot, bite, blunt, chill, chloroform, coldcock, cushion, cut, deaden, deaden the pain, desensitize, diminish, dope, drug, dull, ease, ease matters, etherize, foment, freeze, frost, frostbite, give relief, go through, kayo, knock out, knock senseless, knock stiff, knock unconscious, lay, lay out, lessen, lull, mitigate, mollify, mull, narcotize, nip, numb, obtund, pad, palliate, palsy, paralyze, penetrate, petrify, pierce, poultice, pour balm into, pour oil on, put to sleep, reduce, refrigerate, relieve, salve, slacken, slake, soften, soothe, stun, stupe, stupefy, subdue
ROGET THESAURUS
Benumb
Insensibility
VB
be insensible, have a rhinoceros hide, show insensibility, not mind, not care, not be affected by, have no desire for, have no interest in, feel no interest in, take no interest in, nil admirari, not care a straw for, disregard, set at naught, turn a deaf ear to, vegetate, render insensible, render callous, blunt, obtund, numb, benumb, paralyze, deaden, hebetate, stun, stupefy, brutify, brutalize, chloroform, anaesthetize, put under, assify, inure, harden the heart, steel, caseharden, sear.
Physical Insensibility
VB
be insensible, have a thick skin, have a rhinoceros hide, render insensible, anaesthetize, blunt, pall, obtund, benumb, paralyze, put under the influence of chloroform, stupefy, stun.
Numbness
VB
benumb.
Refrigeration
VB
cool, fan, refrigerate, refresh, ice, congeal, freeze, glaciate, benumb, starve, pinch, chill, petrify, chill to the marrow, regelate, nip, cut, pierce, bite, make one's teeth chatter, damp, slack quench, put out, stamp out, extinguish, go out, burn out (incombustibility).