The term 'cut a zigzag edge' can be summarized by the word 'pinked, ' which is a 6-letter term. Pinked is a type of decorative edge that is created by cutting a series of small, angled cuts along the edge of fabric or paper. This technique is often used to give a finished edge to clothing, curtains, and other fabrics. It is also used to create decorative edges on paper crafts such as scrapbooking and card making.