Grave
Grave adjective - Having a matter of importance as its topic.
Unhumorous and grave are semantically related In some cases you can use "Unhumorous" instead an adjective "Grave".
Unhumorous
Unhumorous adjective - Lacking humor.
Mutual synonyms
Cite this Source
Unhumorous and Grave. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/grave/unhumorous
Grave & Unhumorous. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/grave/unhumorous>.
Unhumorous or Grave. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/grave/unhumorous.
Google Ngram Viewer shows how "grave" and "unhumorous" have occurred on timeline