Extra and Preservative

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

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

Preservative noun - A chemical compound that is added to protect against decay or decomposition.

Extra and preservative are semantically related. Sometimes you can use "Extra" instead a noun "Preservative".

Nearby Words: preserve, preservation, preserver, preserving, preservationist