Enervating means causing someone to feel drained of energy or vitality. Therefore, antonyms for the word "most enervative" would be describing something that is energizing or invigorating. Some of the antonyms for enervating could include stimulating, revitalizing, restoring, refreshing, rejuvenating, lively, and energizing. These words can be used to describe activities, experiences, food or drinks, and even people. It's vital to include these antonyms in our vocabulary, as they can help us to communicate better and more accurately, and describe the world around us in a more positive and uplifting way.