Impertinent
Impertinent adjective - Showing a lack of manners or consideration for others.
Usage example: impertinent salesmen who telephone people during the dinner hour
Sullen and impertinent are semantically related. In some cases you can use "Sullen" instead an adjective "Impertinent".
Nearby Word: impertinence
Sullen
Sullen adjective - Causing or marked by an atmosphere lacking in cheer.
Impertinent and sullen are semantically related. Sometimes you can use "Impertinent" instead an adjective "Sullen".
Nearby Word: sullenly
Mutual synonyms
Cite this Source
Sullen and Impertinent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impertinent/sullen
Impertinent & Sullen. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impertinent/sullen>.
Sullen or Impertinent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impertinent/sullen.
Google Ngram Viewer shows how "impertinent" and "sullen" have occurred on timeline