Being running has a range of antonyms depending on the context. In terms of physical movement, the antonyms for running could include walking, crawling, standing or sitting. In a professional or academic setting, synonyms such as stagnating, falling behind, or slacking off could be used to describe the opposite of being active or productive. On a personal level, being lethargic, inactive or uninspired could be considered antonyms for being running. Overall, antonyms for the concept of being running could be seen as anything that represents a lack of energy, forward motion, or progress.