Pepping is a fun word to use, but sometimes you need to find a synonym to mix things up a bit. Some synonyms for pepping include perking up, reviving, invigorating, energizing, animating, inspiring, stimulating, enlivening, rejuvenating, and fortifying. Each of these words has its unique connotations and level of intensity, so choose the one that best fits the situation. For example, if you want to impress your boss with your energy and enthusiasm, you might say, "We're going to revitalize this project and make it a huge success." Or, if you're trying to motivate a friend who's feeling down, you might say, "Let's energize our day with a walk in the park." Whatever synonym you choose, it's sure to add some vitality to your language.