Deviant
Improper
Improper adjective - Not appropriate for a particular occasion or situation.
Deviant and improper are semantically related. Sometimes you can use "Deviant" instead an adjective "Improper".
Nearby Word: improperly
Cite this Source
Improper and Deviant. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/deviant/improper
Deviant & Improper. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/deviant/improper>.
Improper or Deviant. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/deviant/improper.
Google Ngram Viewer shows how "deviant" and "improper" have occurred on timeline