A coup de soleil, also known as sunburn, is a common condition caused by excessive exposure to ultraviolet rays from the sun. In language, we often use synonyms to express the same idea or concept. Some synonyms for coup de soleil include sunburn, solar erythema, erythema solare, and photodermatitis. Each of these terms points to the same painful, reddish skin irritation caused by overexposure to sunlight. Other ways we can describe this condition include burning sensation, redness, hot skin, and blistering. To prevent a coup de soleil, it is essential to wear protective clothing, use sunscreen, and avoid direct sunlight during peak hours.