Grouse
Grouse verb - To express dissatisfaction, pain, or resentment usually tiresomely.
Usage example: hasn't stopped grousing since we started this vacation
Mutter is a synonym for grouse in grumble topic. In some cases you can use "Mutter" instead the word "Grouse" as a verb or a noun, when it comes to topics like complain. popular alternative
Mutual synonyms
Cite this Source
Mutter and Grouse. (2016). Retrieved 2026, August 18, from https://thesaurus.plus/related/grouse/mutter
Grouse & Mutter. N.p., 2016. Web. 18 Aug. 2026. <https://thesaurus.plus/related/grouse/mutter>.
Mutter or Grouse. 2016. Accessed August 18, 2026. https://thesaurus.plus/related/grouse/mutter.
Google Ngram Viewer shows how "grouse" and "mutter" have occurred on timeline