Grave
Grave adjective - Having a matter of importance as its topic.
Substantive and grave are semantically related. In some cases you can use "Substantive" instead an adjective "Grave".
Substantive
Substantive adjective - Sufficiently large in size, amount, or number to merit attention.
Grave and substantive are semantically related. Sometimes you can use "Grave" instead an adjective "Substantive".
Mutual synonyms
Cite this Source
Substantive and Grave. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/grave/substantive
Grave & Substantive. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/grave/substantive>.
Substantive or Grave. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/grave/substantive.
Google Ngram Viewer shows how "grave" and "substantive" have occurred on timeline