Nefarious
Nefarious adjective - Not conforming to a high moral standard; morally unacceptable.
Usage example: the chaste heroines and nefarious villains of old-time melodramas
Prohibited and nefarious are semantically related. In some cases you can use "Prohibited" instead an adjective "Nefarious".
Prohibited
Prohibited adjective - That may not be permitted.
Nefarious and prohibited are semantically related. Sometimes you can use "Nefarious" instead an adjective "Prohibited".
Cite this Source
Prohibited and Nefarious. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/nefarious/prohibited
Nefarious & Prohibited. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/nefarious/prohibited>.
Prohibited or Nefarious. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/nefarious/prohibited.
Google Ngram Viewer shows how "nefarious" and "prohibited" have occurred on timeline