Shirtwaister is a term used to describe a type of dress or blouse that is fitted at the waist and has a full skirt. It was popular in the late 19th and early 20th centuries and is often associated with the women's suffrage movement. Some synonyms for the word shirtwaister include shirtwaist dress, blouse with a gathered skirt, pleated dress, and button-down dress. These terms all refer to a similar style of clothing that was popular during that time period. Today, modern fashion designers have reinvented this style with updated fabrics, prints, and cuts, making it a timeless classic.