Serious
Serious adjective - Concerned with work or important matters rather than play or trivialities.
Usage example: a serious attempt to learn to ski
Thoughtful is a synonym for serious in characteristic topic. In some cases you can use "Thoughtful" instead an adjective "Serious", when it comes to topics like pensive, somber, solemn. popular alternative
Nearby Words: seriously, seriousness
Thoughtful
Thoughtful adjective - Given to or marked by long, quiet thinking.
Usage example: was a quiet and thoughtful child who rarely spoke but when he did, he almost always had something worthwhile to say
Serious is a synonym for thoughtful in characteristic topic. You can use "Serious" instead an adjective "Thoughtful", if it concerns topics such as property, profound, pensive, contemplative. popular alternative
Mutual synonyms
Related pairs
Both words in one sentence
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Artemis, though she hasn't appeared yet, may be this as well, being one of the only gods/goddesses to reply in the IMs in a serious and thoughtful manner.
Source: Webcomic / Olympus Overdrive -
Retcon: Early on, Jill, a member of the We ♥ Kids Club, is established as serious and thoughtful; at one point, Dawn describes her as being like Mary Anne.
- Early on, Jill, a member of the We ♥ Kids Club, is established as serious and thoughtful; at one point, Dawn describes her as being like Mary Anne.
Source: Retcon / Literature
Cite this Source
Thoughtful and Serious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/serious/thoughtful
Serious & Thoughtful. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/serious/thoughtful>.
Thoughtful or Serious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/serious/thoughtful.
Google Ngram Viewer shows how "serious" and "thoughtful" have occurred on timeline