stimulate, arouse, brace, energize, energise, perk up -- (cause to be alert and energetic; "Coffee and tea stimulate me"; "This herbal infusion doesn't stimulate")
awaken, wake, waken, rouse, wake up, arouse -- (cause to become awake or conscious; "He was roused by the drunken men in the street"; "Please wake me at 6 AM.")
arouse, stir -- (to begin moving, "As the thunder started the sleeping children began to stir")
arouse, sex, excite, turn on, wind up -- (stimulate sexually; "This movie usually arouses the male audience")