Antonyms for emotional upset include calmness, composure, tranquility, equanimity, serenity, peace, harmony, and stability. When we feel emotionally upset, we experience a range of unpleasant emotions, such as anxiety, anger, sadness, and frustration, which can disturb our inner peace and well-being. The opposite of emotional upset is a peaceful state of mind characterized by a sense of balance, control, and harmony. Cultivating a calm and stable emotional state can help us to cope better with stress, improve our relationships, and enhance our overall quality of life. So, whenever you experience emotional upset, remember that there are antonyms such as calmness, serenity, and composure to help you find your inner balance.