Word Study
desensitize
OXFORD DICTIONARY
desensitize, v.tr. (also -ise) reduce or destroy the sensitiveness of (photographic materials, an allergic person, etc.).
Derivative
desensitization n. desensitizer n.
THESAURUS
desensitize
KO, anesthetize, bedaze, benumb, besot, blunt, chloroform, coldcock, deaden, dope, drug, dull, etherize, freeze, hebetate, kayo, knock out, knock senseless, knock stiff, knock unconscious, lay out, mull, narcotize, numb, obtund, palsy, paralyze, put to sleep, stun, stupefyFor further exploring for "desensitize" in Webster Dictionary Online