Sticking to a schedule is an important part of daily life, and finding the right words to describe punctuality is essential. Here are some synonyms to describe being "on time": punctual, prompt, timely, early, precise, in time, on schedule, on the dot, on the button, prompt, in good time, on the nail, in a timely manner, within the deadline, at the appointed time, and swift. Using these words can help you better convey the importance of being on time, both in professional and personal situations. Remember, being punctual is a sign of respect for others and can make a positive impression in every aspect of life.