The word "lollygag" describes a person who is wasting time or being idle. Some antonyms for the word "lollygag" would be "busy," "productive," "efficient," or "diligent." These words describe someone who is actively engaged in meaningful work, utilizing their time in a productive manner. Another antonym for "lollygag" is "hurry," which describes someone who is in a rush and wants to complete tasks quickly. A sense of urgency is often associated with this antonym. Other antonyms for "lollygag" could include "focused," "goal-oriented," or "driven." These words all describe someone who is determined to fulfill their responsibilities and accomplish their objectives.