The phrase "stands around" could be replaced with a variety of different expressions depending on the context. If someone is loitering, a synonym could be "loafs about" or "hangs around." If a person remains stationary in a particular area without doing something productive, you could use "idles," "lounges," or "lingers." On the other hand, if a group of people is gathered together and chatting, you could describe them as "congregating" or "socializing." In a more formal setting, instead of using "stands around," you could use "remains stationary" or "is situated." Overall, there are numerous synonyms that one could use instead of "stands around," and the choice depends on the context.