Loitering is the act of lingering or lingering in one place without any apparent reason or purpose. Antonyms for the word "most loitering" are active, busy, working, productive, and industrious. Those who are active always seem to be on the go, moving from one task to another, and making the most of their time. Being busy implies that someone has a full schedule and is always engaged in various activities, leaving little time for idling. Working and productive refer to people who are focused on accomplishing their goals and are often hard at work to achieve them. Lastly, industrious individuals are highly motivated and dedicated workers who maximize their time to engage in productive activities.