Over-eating is a common problem that can lead to obesity and various health issues. Hence, it is important to know its antonyms. The opposite of over-eating is under-eating, which is the practice of not consuming a sufficient amount of food to meet the body's nutritional requirements. As over-eating is often associated with unhealthy and processed foods, its antonym is healthy eating, which includes a balanced diet consisting of fresh fruits, vegetables, whole grains, lean proteins, and healthy fats. Portion control is another antonym of over-eating, where individuals consume limited amounts of food at specific intervals. Overall, understanding the antonyms of over-eating can help one lead a healthy and fulfilling life.