The antonym for the word "wast sleepy" is "energetic." When you are feeling energetic, you are full of vitality and enthusiasm. You feel alert, awake, and refreshed, and your body is ready to take on any challenges that come its way. Some synonyms for "energetic" are lively, vigorous, dynamic, and robust. Being energetic can improve your productivity, help you stay focused, and add a positive vibe to your surroundings. So, if you're feeling wast sleepy, try to do something that can boost your energy levels, such as exercise, listening to music, or taking a refreshing shower.