There are plenty of synonyms for the phrase "hang around somewhere," each with their unique meaning and usage. Loiter, linger, dawdle, saunter, and mill are some of the most common synonyms for "hang around." Loiter implies aimlessly wandering or standing around without any specific purpose. Linger suggests staying in a place for a more extended period than necessary or expected. Dawdle means to walk slowly or drag one's feet while staying in a place. Saunter means to walk leisurely or stroll around a particular area. Finally, mill implies staying in one place and moving around in an idle manner. All these synonyms can be used in place of "hang around" to add more precision or variety to your language.