energise energise /ˈɛnərdʒaɪz/

verb

1. [British] Cause to be alert and energetic  ( brace , energise [British] , perk up , arouse , energize , stimulate )
   cause to be alert and energetic
    Coffee and tea stimulate me
   Coffee and tea stimulate me
    This herbal infusion doesn't stimulate
   This herbal infusion doesn't stimulate
   
2. [British] Raise to a higher energy level  ( energise [British] , energize , excite )
   raise to a higher energy level
    Excite the atoms
   excite the atoms