Extra
Extra noun - An interchangeable part or piece of equipment that is kept on hand for replacement of an original.
Prequisite and extra are semantically related. In some cases you can use "Prequisite" instead a noun "Extra".
Prequisite
Extra and prequisite are semantically related. Sometimes you can use "Extra" instead a noun "Prequisite".
Mutual synonyms
Cite this Source
Prequisite and Extra. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/extra/prequisite
Extra & Prequisite. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/extra/prequisite>.
Prequisite or Extra. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/extra/prequisite.
Google Ngram Viewer shows how "extra" and "prequisite" have occurred on timeline