What is demi-mondaines?

Demi-mondaines were women who lived on the outskirts of respectable society and engaged in courtesan-like lifestyles in the 19th century. They were often young and beautiful, and seduced wealthy men for financial gain. They typically lived in luxurious surroundings and were known for their lavish lifestyles and expensive tastes. Despite their glamorous image, demi-mondaines faced significant social stigma and were often viewed as immoral and corrupt. Many famous women of the period, including Marie Duplessis and Cora Pearl, were considered demi-mondaines.