Substantial
Substantial adjective - Relating to or composed of matter.
Usage example: the Land of Oz turned out to be a world of dreams, even less substantial than a rainbow
Solid is a synonym for substantial in characteristic topic. In some cases you can use "Solid" instead the word "Substantial" as an adjective or a noun, when it comes to topics like rich, physical, material, sturdy. popular alternative
Solid
Solid adjective - Having a consistency that does not easily yield to pressure.
Usage example: the ice cream is too solid to scoop right now
Substantial is a synonym for solid in strong topic. You can use "Substantial" instead an adjective "Solid", if it concerns topics such as characteristic, continue, hard, well built. popular alternative
Mutual synonyms
Cite this Source
Solid and Substantial. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/substantial/solid
Substantial & Solid. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/substantial/solid>.
Solid or Substantial. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/substantial/solid.
Google Ngram Viewer shows how "substantial" and "solid" have occurred on timeline