Protective cover is a term used to describe a variety of materials that are used to protect an object from damage. ARMOR, with five letters, is a type of protective covering made of metal or other strong material, often used to protect people in battle. LID, with three letters, is a type of cover that is placed on top of a container to keep the contents inside. HOOD, with four letters, is a type of cover that is placed over the head and shoulders for protection from the elements. SHEATH, with six letters, is a type of cover that is used to protect a blade or other sharp object. Tarp, with four letters, is a type of cover that is used to protect items from the weather. LINER, with five letters, is a type of cover that is placed inside a container to protect the contents. CARAPACE, with eight letters, is a type of cover that is found on some animals, such as turtles, to protect their bodies. SLEEVE, with six letters, is a type of cover that is used to protect an arm or leg from injury. ALIAS, with five letters, is a type of cover that is used to hide one's true identity. ENAMEL, with six letters, is a type of cover that is used to protect surfaces from wear and tear.