Extra and Optional extra

Extra

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

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

Optional extra

Definitions of Extra not found.

Extra and optional extra are semantically related. You can use "Extra" instead a noun phrase "Optional extra".
Cite this Source
Optional extra and Extra. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/extra/optional_extra
Extra & Optional extra. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/extra/optional_extra>.
Optional extra or Extra. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/extra/optional_extra.
Google Ngram Viewer shows how "extra" and "optional extra" have occurred on timeline