What is another word for arch duchesses?
Pronunciation: [ˈɑːt͡ʃ dˈʌt͡ʃɛsɪz] (IPA) 
Arch duchesses are noble ladies who hold a high rank in the hierarchy of aristocracy. Synonyms for these elegant women include grand duchesses, princesses, duchesses, and noblewomen. These titles are used to signify the status and prestige of the women in question, and they are often used interchangeably. Other similar titles include baronesses, countesses, and earls, which also indicate a high-ranking status within the aristocracy. While these titles have traditionally been associated with European monarchies, they are also used in modern times to refer to powerful and influential women in various other fields, ranging from politics to business.
