"Futz around" is a casual expression that refers to wasting time or engaging in activities that are unproductive or aimless. The antonyms for "futz around" could include action, productivity, efficiency, and purposefulness. When we are focused and determined in our tasks, we are less likely to futz around. We can substitute the phrase with "taking action," "being productive," "working with purpose," or "accomplishing tasks." It is beneficial to identify the opposite of "futz around" so that we can avoid time-wasting activities and strive towards our goals in a meaningful way.