A MILLINER is an 8-letter term for a Hat Designer. A Dache is a 5-letter term for a Hat Designer as well. Milliners and Daches are both professionals who specialize in designing and creating hats, often for special occasions such as weddings or other formal events. They may also design hats for everyday wear, such as fedoras, beanies, and baseball caps. Milliners and Daches use a variety of materials to create their designs, including felt, straw, and fabric. They may also use feathers, beads, and other decorative elements to add unique touches to their creations.