Necessary and Supplemental

Opposite meaning words

Necessary adjective - Forcing one's compliance or participation by or as if by law.

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Supplemental is an antonym for necessary.

Nearby Words: necessity, necessarily

Supplemental adjective - Available to supply something extra when needed.

Usage example: the new program will provide supplemental health insurance to thousands of workers

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Necessary is an antonym for supplemental.

Cite this Source

Supplemental and Necessary. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/necessary/supplemental

Necessary & Supplemental. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/necessary/supplemental>.

Supplemental or Necessary. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/necessary/supplemental.

Google Ngram Viewer shows how "necessary" and "supplemental" have occurred on timeline