Extra and Indispensability

Extra

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

Indispensability is an antonym for extra.

Indispensability

Indispensability noun - The quality possessed by something that you cannot possibly do without.
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Synonyms for Indispensability

Extra is an antonym for indispensability in need topic.
Cite this Source
Indispensability and Extra. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/extra/indispensability
Extra & Indispensability. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/extra/indispensability>.
Indispensability or Extra. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/extra/indispensability.
Google Ngram Viewer shows how "extra" and "indispensability" have occurred on timeline