Reinvigorate means to give new vitality or energy to something or someone. Other synonyms for reinvigorate include rejuvenate, revive, refresh, stimulate, revitalize, regenerate, enliven, energize, renew, and invigorate. These words express the idea of revitalizing or restoring vigor, strength, or energy. For instance, when one reinvigorates their skin, it means they are boosting their complexion, restoring its youthful radiance. Similarly, when one reinvigorates their business, it means they are rejuvenating it with fresh ideas, increasing productivity, and revitalizing the brand. In essence, synonyms for reinvigorate provide an array of words that depict revitalization, restoration, and renewal.