Frown
Grump
Grump verb - To silently go about in a bad mood.
Usage example: he's been grumping about the house all morning because the golf tournament got rained out
Mutual synonyms
Cite this Source
Grump and Frown. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/frown/grump
Frown & Grump. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/frown/grump>.
Grump or Frown. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/frown/grump.
Google Ngram Viewer shows how "frown" and "grump" have occurred on timeline