The word "cloy on" means to become too much of something, usually something sweet or rich. The antonyms for this word are refreshing, invigorating, stimulating, revitalizing, and rejuvenating. These words describe things that leave you feeling energized and uplifted, rather than weighed down and exhausted. Some examples of things that might be described with these antonyms include a cool glass of water on a hot day, a brisk walk in the morning, a refreshing fruit smoothie, and a stimulating workout. By using these antonyms, you can add variety and nuance to your language, and communicate more effectively about the things that make you feel good.