The term 'SHED STUFF' can be broken down into two crossword solutions: DANDER (6 letters) and FUR (3 letters). DANDER is a fine powdery substance made up of tiny flakes of skin that is shed from the body of humans and animals. It is a common allergen and can cause allergic reactions in some people. FUR is the soft, thick hair that covers the body of mammals such as cats, dogs, and rabbits. It helps to keep them warm and also provides protection from the elements.