Dressing rooms are an essential part of any apparel store or theatre. However, if you are tired of using the same old term, there are plenty of alternatives to spice up your vocabulary. Some synonyms for dressing room are fitting room, changing room, locker room, dressing area, and wardrobe room. The term "try-on room" can also be used in retail spaces, while "green room" is a common phrase used in theatre for the actors' prep area. Whatever term you choose, make sure it suits the tone and context of your setting and adds a creative touch to your language.