The word "drifts off" implies a state of falling asleep or losing focus. Its antonyms, on the other hand, refer to being alert and attentive. Some of the antonyms of "drifts off" include: focus, concentrate, pay attention, be present, stay alert, maintain awareness, and stay awake. These antonyms are essential for productivity, especially during work or study time. Focusing on the task at hand helps you deliver quality results, solve problems efficiently, and stay in control of your work. It's important to sharpen your alertness skills and avoid drifting off, as it can lead to distractions, mistakes, and subpar performance.