The antonyms for the phrase "felt wretched" would be "felt joyful", "felt content", "felt elated", "felt delighted", or "felt proud". These words express a completely different meaning than feeling wretched, which is characterized by being miserable, unhappy, and sad. Instead, feeling joyful and content signify a state of happiness and comfort, while feeling elated and delighted mean feeling a sense of excitement and pleasure. Feeling proud, on the other hand, represents a sense of accomplishment and satisfaction. Therefore, using antonyms for the phrase "felt wretched" can help convey positive emotions and create a more uplifting tone.