Necessary and Unbidden

Necessary

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

Unbidden is an antonym for necessary.

Nearby Words: necessity, necessarily

Unbidden

Unbidden adjective - Not searched or asked for.
Usage example: she arrived, unbidden, to help out at the Red Cross center

Necessary is an antonym for unbidden.
Cite this Source
Unbidden and Necessary. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/necessary/unbidden
Necessary & Unbidden. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/necessary/unbidden>.
Unbidden or Necessary. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/necessary/unbidden.
Google Ngram Viewer shows how "necessary" and "unbidden" have occurred on timeline