Antonyms of energized:
tired, weary, dampened, deadened, emasculated, unmanned, demoralized, disheartened, dispirited, drained, enervate, enervated, exhausted, knackered, weakened.
Examples of usage:
  1. Why was it that doing wrong agreed with her, energized her, made her more alert, cleverer, keying up her faculties?
    "The Dwelling Place of Light, Complete", Winston Churchill Last Updated: March 5, 2009.
  2. Because the love of life is reenforced, in most energized beings, by some longing that pushes them forward, in defeat and in darkness.
    "This Simian World", Clarence Day Jr..
  3. For a day or two longer their thoughts and conversations were haunted by Gusterson's vague sardonic visions of a horde of tickler- energized moles pouring up out of the tunnels to tear down the remaining trees, tank the atmosphere and perhaps somehow dismantle the stars- at least on this side of the world- but then they both settled back into their customary easy- going routines.
    "The Creature from Cleveland Depths", Fritz Reuter Leiber.