Needless and Necessary

Needless

Needless adjective - Not needed by the circumstances or to accomplish an end.
Usage example: needless expenditures that pushed the construction project way over budget

Necessary is an antonym for needless in unnecessary topic.

Nearby Words: need, needlessly

Necessary

Necessary adjective - Impossible to do without.
Usage example: food and water are necessary for survival

Needless is an antonym for necessary in topics: essential, inevitable.

Nearby Words: necessity, necessarily
Cite this Source
Necessary and Needless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/needless/necessary
Needless & Necessary. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/needless/necessary>.
Necessary or Needless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/needless/necessary.
Google Ngram Viewer shows how "needless" and "necessary" have occurred on timeline