Sincere
Sincere adjective - Genuine in feeling.
Unhumorous and sincere are semantically related In some cases you can use "Unhumorous" instead an adjective "Sincere".
Unhumorous
Unhumorous adjective - Lacking humor.
Sincere and unhumorous are semantically related in serious topic. You can use "Sincere" instead an adjective "Unhumorous", if it concerns topics such as somber.
Mutual synonyms
Related pairs
Cite this Source
Unhumorous and Sincere. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/sincere/unhumorous
Sincere & Unhumorous. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/sincere/unhumorous>.
Unhumorous or Sincere. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/sincere/unhumorous.
Google Ngram Viewer shows how "sincere" and "unhumorous" have occurred on timeline