Thoughtless and Unvigilant

Thoughtless

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

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

Unvigilant

Unvigilant adjective - Not alert to what is potentially dangerous.

Thoughtless and unvigilant are semantically related in not careful topic. Sometimes you can use "Thoughtless" instead an adjective "Unvigilant".
Cite this Source
Unvigilant and Thoughtless. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/thoughtless/unvigilant
Thoughtless & Unvigilant. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/thoughtless/unvigilant>.
Unvigilant or Thoughtless. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/thoughtless/unvigilant.
Google Ngram Viewer shows how "thoughtless" and "unvigilant" have occurred on timeline