The antonyms for the word "disappointed" are words that convey positive feelings and emotions. These words could include delighted, elated, gratified, content, satisfied, fulfilled, joyful, and merry. These antonyms can be used to describe emotions that arise when one's expectations have been exceeded or met with great success. For instance, an employee could feel elated upon receiving a promotion or a student could feel content after receiving good grades. In conclusion, using antonyms for disappointed can help in expressing positive emotions and attitudes towards certain events and situations.