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