Fallacious
Fallacious adjective - Not using or following good reasoning.
Lunatic and fallacious are semantically related. In some cases you can use "Lunatic" instead an adjective "Fallacious".
Lunatic
Lunatic adjective - Showing or marked by a lack of good sense or judgment.
Usage example: such lunatic clowning during church services is completely inappropriate
Fallacious and lunatic are semantically related. Sometimes you can use "Fallacious" instead an adjective "Lunatic".
Mutual synonyms
Cite this Source
Lunatic and Fallacious. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/fallacious/lunatic
Fallacious & Lunatic. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/fallacious/lunatic>.
Lunatic or Fallacious. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/fallacious/lunatic.
Google Ngram Viewer shows how "fallacious" and "lunatic" have occurred on timeline