The word "are delighted" implies a sense of pleasure, satisfaction, or happiness. Its antonyms are words that describe opposite emotions such as displeasure, dissatisfaction, and sadness. Some common antonyms of "are delighted" are disappointed, unhappy, disheartened, dejected, and miserable. When a person is disappointed or unhappy, it means that they are not pleased or satisfied with a situation or outcome. Similarly, when someone feels disheartened, they have lost faith, courage, or confidence. Dejection and misery represent a state of extreme sadness or despair. These antonyms of "are delighted" can help convey a completely different tone and emotion in a sentence or conversation.