Limb is a term that identifies parts of the body that allow movement, such as arms and legs. However, there are many synonyms for the word "limb" that can add variety to writing or speech. Some of these include appendage, extremity, branch, arm, leg, fin, flipper, finger, paw, and hoof. While some of these synonyms are more specific, such as hoof, others are more general, such as appendage. Synonyms for the word "limb" can also be used in a creative or poetic writing context to describe things in natural landscapes or in science fiction. For example, a tree can have branches described as limbs or an alien could have multiple appendages instead of just arms and legs.