Nugatory and Substantial

Nugatory

Nugatory adjective - Lacking importance.
Usage example: the book is entertaining, but its contributions to Shakespearean scholarship are nugatory

Substantial is an antonym for nugatory.

Substantial

Substantial adjective - Having great meaning or lasting effect.

Nugatory is an antonym for substantial.

Cite this Source
Substantial and Nugatory. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/nugatory/substantial
Nugatory & Substantial. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/nugatory/substantial>.
Substantial or Nugatory. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/nugatory/substantial.
Google Ngram Viewer shows how "nugatory" and "substantial" have occurred on timeline