Necessary and Needed

Necessary

Necessary adjective - Forcing one's compliance or participation by or as if by law.
Usage example: an emissions test is necessary before you can renew the registration for your car

Needed is a synonym for necessary in essential topic. In some cases you can use "Needed" instead an adjective "Necessary", when it comes to topics like required, obligatory. popular alternative

Nearby Words: necessity, necessarily

Needed

Needed adjective - Impossible to do without.
Usage example: pack only what will be needed

Necessary is a synonym for needed in wanted topic. You can use "Necessary" instead an adjective "Needed", if it concerns topics such as required. popular alternative

Nearby Words: need, needs, needy, needful, needing
Cite this Source
Needed and Necessary. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/necessary/needed
Necessary & Needed. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/necessary/needed>.
Needed or Necessary. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/necessary/needed.
Google Ngram Viewer shows how "necessary" and "needed" have occurred on timeline