Grave
Grave adjective - Having a matter of importance as its topic.
Imperturbable and grave are semantically related. In some cases you can use "Imperturbable" instead an adjective "Grave".
Imperturbable
Imperturbable adjective - Not easily panicked or upset.
Grave and imperturbable are semantically related. Sometimes you can use "Grave" instead an adjective "Imperturbable".
Nearby Word: imperturbability
Cite this Source
Imperturbable and Grave. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/grave/imperturbable
Grave & Imperturbable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/grave/imperturbable>.
Imperturbable or Grave. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/grave/imperturbable.
Google Ngram Viewer shows how "grave" and "imperturbable" have occurred on timeline