A fancy pillowcase is a decorative item used to add a touch of style and elegance to a bed. It is usually made from a luxurious fabric such as silk or satin, and often features intricate designs or patterns. The term 'SHAM' is a four-letter word used to describe a type of fancy pillowcase. A SHAM is typically a large, square pillowcase that is designed to be placed over a regular pillow for added decoration.