The term TRANQUIL SCENE can be summarized as an idyll, which is a four-letter word meaning a peaceful and beautiful scene. An idyll is often used to describe a rural or pastoral setting, such as a meadow with a stream, a lake surrounded by trees, or a mountain vista. It is also used to describe a peaceful moment in time, such as a sunset or a sunrise. Idylls are often used in literature and art to evoke a sense of calm and serenity.