Not nice
Thoughtless and not nice are semantically related. In some cases you can use "Thoughtless" instead an adjective phrase "Not nice".
Thoughtless
Thoughtless adjective - Showing a lack of manners or consideration for others.
Not nice and thoughtless are semantically related. Sometimes you can use "Not nice" instead an adjective "Thoughtless".
Mutual synonyms
Cite this Source
Thoughtless and Not nice. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/not_nice/thoughtless
Not nice & Thoughtless. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/not_nice/thoughtless>.
Thoughtless or Not nice. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/not_nice/thoughtless.
Google Ngram Viewer shows how "not nice" and "thoughtless" have occurred on timeline