Grave
Grave adjective - Having a matter of importance as its topic.
Humourless and grave are semantically related In some cases you can use "Humourless" instead an adjective "Grave".
Humourless
Humourless adjective - Lacking humor.
Grave and humourless are semantically related in serious topic. You can use "Grave" instead an adjective "Humourless".
Mutual synonyms
Cite this Source
Humourless and Grave. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/grave/humourless
Grave & Humourless. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/grave/humourless>.
Humourless or Grave. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/grave/humourless.
Google Ngram Viewer shows how "grave" and "humourless" have occurred on timeline