Thoughtless and Unserious

Thoughtless

Thoughtless adjective - Showing a lack of manners or consideration for others.

Unserious and thoughtless are semantically related. In some cases you can use "Unserious" instead an adjective "Thoughtless".

Unserious

Definitions of Thoughtless not found.

Thoughtless and unserious are semantically related. Sometimes you can use "Thoughtless" instead an adjective "Unserious".
Cite this Source
Unserious and Thoughtless. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/thoughtless/unserious
Thoughtless & Unserious. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/thoughtless/unserious>.
Unserious or Thoughtless. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/thoughtless/unserious.
Google Ngram Viewer shows how "thoughtless" and "unserious" have occurred on timeline