Royal icing is a versatile icing made from egg whites and powdered sugar. It is commonly used for decorating cakes, cookies, and gingerbread houses. If you're looking for synonyms for "royal icing," there are a few that could be used interchangeably. For example, you might hear it referred to as "decorating icing," "glaze icing," or "confectioners' icing." Some bakers may even refer to it as simply "egg white icing" to distinguish it from other types of icing made from butter or cream. Regardless of the name used, this type of icing is prized for its ability to harden, making it perfect for intricate designs and detailing on baked goods.