Source : Webster's Revised Unabridged Dictionary (1913)

Benumb \Be*numb"\, v. t. [imp. & p. p. {Benumbed}; p. pr. & vb.
   n. {Benumbing}.] [OE. binomen, p. p. of binimen to take away,
   AS. beniman; pref. be + niman to take. See {Numb}, a., and
   cf. {Benim}.]
   To make torpid; to deprive of sensation or sensibility; to
   stupefy; as, a hand or foot benumbed by cold.

         The creeping death benumbed her senses first. --Dryden.

Source : WordNet®

benumb
     v : make numb or insensitive; "The shock numbed her senses"
         [syn: {numb}, {blunt}, {dull}]