What is another word for the beau monde?
Pronunciation: [ðə bˈə͡ʊ mˈɒnd] (IPA) 
The phrase "the beau monde" is typically used to describe the fashionable and sophisticated elite of society. However, there are several synonyms that can be used to refer to this specific group of people. The term "high society" is a popular alternative, as is "the upper crust" or "the elite." Other options include "aristocracy," "jet set," "privileged class," and "elite society." Each of these phrases conveys a sense of exclusivity and glamour, and is often associated with wealth, refinement, and a certain level of snobbery. So while the phrase "beau monde" may have a certain cachet, there are plenty of other ways to refer to the world's most glamorous and sophisticated people.
