Unnecessary and Useful

Opposite meaning words

Unnecessary adjective - Not needed by the circumstances or to accomplish an end.

Show all Definitions

Useful is an antonym for unnecessary.

Nearby Word: unnecessarily

Useful adjective - Capable of being put to use or account.

Show all Definitions

Unnecessary is an antonym for useful.

Nearby Words: use, useless, used, usefulness, usefully

Cite this Source

Useful and Unnecessary. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/unnecessary/useful

Unnecessary & Useful. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/unnecessary/useful>.

Useful or Unnecessary. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/unnecessary/useful.

Google Ngram Viewer shows how "unnecessary" and "useful" have occurred on timeline