Defective
Defective adjective - Having a fault.
Fallacious and defective are semantically related in invalid topic. In some cases you can use "Fallacious" instead an adjective "Defective", when it comes to topics like null and void.
Fallacious
Fallacious adjective - Not using or following good reasoning.
Defective and fallacious are semantically related in invalid topic. Sometimes you can use "Defective" instead an adjective "Fallacious", if it concerns topics such as null and void.
Mutual synonyms
Related pairs
Cite this Source
Fallacious and Defective. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/defective/fallacious
Defective & Fallacious. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/defective/fallacious>.
Fallacious or Defective. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/defective/fallacious.
Google Ngram Viewer shows how "defective" and "fallacious" have occurred on timeline