What is the orgin of the word etiquette?

The Word "etiquette" originates from the French term "étiquette," which means "ticket" or "label." In the 17th century, it referred to the formal rules of behavior and manners at royal courts. Over time, the term evolved to encompass the broader concept of social conduct and decorum in various contexts. The adoption of "etiquette" into English occurred in the late 18th century.