What does "boudoir" mean?

A woman's private sitting room, dressing room, or bedroom.

What is a synonym for "boudoir"?

Common synonyms include: bower, bowers, chamber, cubicle, dormitory, dressing room.

/buˈdwɑɹ/ noun

noun ·Rare ·Advanced level

Noun

1
A woman's private sitting room, dressing room, or bedroom.
"The Duchesse's boudoir was fitted up in a style of luxury utterly different from anything before familiar to the Carraras."
2
a lady's bedroom or private sitting room wordnet

"The princess is in her boudoir."

Borrowed from French boudoir, from bouder (“to sulk”).