The term 'Little World' can be summed up in one word: microcosm. A microcosm is a small system or community that is seen as an example of a larger system or society. It is often used to describe a miniature version of the world, with its own internal dynamics and relationships. This term is often used to describe a small group of people, such as a family or a close-knit community, who are seen as a representation of the larger society.