Courteous and Unmannered

Courteous

Courteous adjective - Showing consideration, courtesy, and good manners.
Usage example: their customer service department always gives courteous responses, even to rude people

Unmannered is an antonym for courteous.

Unmannered

Unmannered adjective - Showing a lack of manners or consideration for others.
Usage example: we will never again invite such unmannered guests

Courteous is an antonym for unmannered.
Cite this Source
Unmannered and Courteous. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/courteous/unmannered
Courteous & Unmannered. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/courteous/unmannered>.
Unmannered or Courteous. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/courteous/unmannered.
Google Ngram Viewer shows how "courteous" and "unmannered" have occurred on timeline