The term 'Fuzzy Stuff' can be defined by two crossword solutions: LINT (4 letters) and LINTS (5 letters). LINT is a type of small fiber or fluff that accumulates on clothes, furniture, and other surfaces. It is usually made up of tiny fibers from fabrics such as cotton, wool, and synthetic materials. Lints are the plural form of LINT, which means more than one piece of LINT. LINT is often removed from clothing and other surfaces using a LINT roller or vacuum cleaner.