The antonyms for "de vitalizes" include energizes, invigorates, strengthens, revitalizes and vitalizes. Essentially, antonyms are words with opposite meanings or that imply different things. If something such as an action or a task de vitalizes you, it makes you feel less energetic or drained of physical or mental strength. For instance, a lack of sleep can de vitalize individuals and sap their energy levels. The opposite would be activities like exercise or engaging hobbies, which can vitalize people and give them a boost of energy. Therefore, it is crucial to identify the right antonyms and put them to use to enhance oneself.