What are the clothes called that you would where under dresses in the olden days?

In the olden days women would whear layers of clothes under their dresses. These clothes were called 'under cloths'. Nowadays they could be compared to what we no to be a slip. Although most of the under cloths went to the ankle, unlike most slip, and under cloths would have an elastic band at the bottom of the sleeve that would would make the sleeve puff out from about the point of the shoulder to the point of the elastic bad. In those days women had to where under cloths underneath their dresses, and it was very proper to have the sleeeves of your dress puffy. If you have any further questions please comment. Remember I am a professional historian, so if you have any questions regarding history I'm your man!