appendage
Definitions
A projecting part of an invertebrate or other living organism, such as an arm, leg, or tail.
Something added to a larger or more important thing as a supplement or attachment.
Examples
The lizard lost its tail, but the appendage eventually grew back.
A small, shed-like appendage was added to the side of the main house.
The robot was equipped with a mechanical appendage designed for delicate tasks.
Synonyms
attachment addition extension adjunct supplement offshoot extremity