Lanuginous is an uncommon word that refers to the presence of soft, fine hair on a surface or object. Some synonyms for lanuginous include fuzzy, hairy, flocculent, woolly, and pilose. These words all describe a furry or hairy appearance, and can be used in place of lanuginous to provide a clearer or more descriptive picture. For example, a cat's hair might be described as fluffy or woolly, while a plant might be described as hairy or pilose. By using synonyms for lanuginous, writers can add variety and precision to their language, and create more vivid images for readers to imagine.