Sullen
Sullen adjective - Causing or marked by an atmosphere lacking in cheer.
Uncommunicative and sullen are semantically related. in unresponsive topic. In some cases you can use "Uncommunicative" instead an adjective "Sullen".
Nearby Word: sullenly
Uncommunicative
Uncommunicative adjective - Deliberately refraining from speech.
Usage example: the child was uncommunicative and unhelpful to school investigators
Sullen and uncommunicative are semantically related. Sometimes you can use "Sullen" instead an adjective "Uncommunicative".
Mutual synonyms
Both words in one sentence
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At first sullen and uncommunicative, Kyle later warms up to Mike's family and starts wrestling on Mike's team - as it turns out, he's a talented wrestler who seems destined for a bright future.
Source: Film / Win Win
Cite this Source
Uncommunicative and Sullen. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/sullen/uncommunicative
Sullen & Uncommunicative. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/sullen/uncommunicative>.
Uncommunicative or Sullen. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/sullen/uncommunicative.
Google Ngram Viewer shows how "sullen" and "uncommunicative" have occurred on timeline