Illegal and Nefarious

Illegal

Illegal adjective - Contrary to or forbidden by law.

Nefarious and illegal are semantically related. In some cases you can use "Nefarious" instead an adjective "Illegal".

Nearby Words: illegality, illegally

Nefarious

Nefarious adjective - Not conforming to a high moral standard; morally unacceptable.
Usage example: the chaste heroines and nefarious villains of old-time melodramas

Illegal and nefarious are semantically related. Sometimes you can use "Illegal" instead an adjective "Nefarious".
Cite this Source
Nefarious and Illegal. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/illegal/nefarious
Illegal & Nefarious. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/illegal/nefarious>.
Nefarious or Illegal. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/illegal/nefarious.
Google Ngram Viewer shows how "illegal" and "nefarious" have occurred on timeline