The word muu-muu is often used to describe a loose, flowy dress. However, it is not the only word that can be used to refer to this type of clothing. Other synonyms that can be used include caftan, kaftan, kaftan dress, tent dress, maxi dress, peasant dress, and sundress. These words can be used interchangeably depending on the context or style of the dress. While some may prefer using the term muu-muu, others may opt for a more specific term based on the dress's design or cultural origin. Regardless of the word used, these dresses often provide comfort and versatility, making them a popular choice for many people.