Cooks' cover-ups refers to the protective clothing worn by cooks while they are working. This includes aprons, which is a 6 letter word that is often used in crosswords. Aprons are typically made of cloth and are designed to protect the cook's clothing from spills and splatters. They also provide a layer of protection against heat and fire. Aprons come in a variety of styles and colors, and can be personalized with embroidery or other decorations.