Part and Plug-in

Part noun - One of the pieces from which something is designed to be assembled.

Plug-in and part are semantically related In some cases you can use "Plug-in" instead a noun "Part".

Nearby Words: partially, partly

Plug-in noun - A printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities.

Part and plug-in are semantically related in element topic. Sometimes you can use "Part" instead a noun phrase "Plug-in".