The Collaborative International Dictionary of English v.0.48:

Encharge \En*charge"\, v. t. [imp. & p. p. Encharged; p. pr. &
   vb. n. Encharging.] [OF. enchargier, F. encharger; pref.
   en- (L. in) + F. charger. See Charge.]
   To charge (with); to impose (a charge) upon.
   [1913 Webster]

         His countenance would express the spirit and the
         passion of the part he was encharged with. --Jeffrey.
   [1913 Webster]