energise

energise (http://definr.com/energise)

     v 1: raise to a higher energy level; "excite the atoms" [syn: excite,
           energize]
     2: cause to be alert and energetic; "Coffee and tea stimulate
        me" [syn: stimulate, arouse, brace, energize, {perk
        up}] [ant: de-energize, sedate]