Extra and Pullout

Extra noun - An interchangeable part or piece of equipment that is kept on hand for replacement of an original.

Pullout and extra are semantically related. In some cases you can use "Pullout" instead a noun "Extra".

Pullout noun - An act of moving away especially from something difficult, dangerous, or disagreeable.

Extra and pullout are semantically related. Sometimes you can use "Extra" instead a noun "Pullout".