Fallacious
Fallacious adjective - Not using or following good reasoning.
Frail and fallacious are semantically related. In some cases you can use "Frail" instead an adjective "Fallacious".
Frail
Frail adjective - Easily broken.
Fallacious and frail are semantically related. Sometimes you can use "Fallacious" instead an adjective "Frail".
Cite this Source
Frail and Fallacious. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/fallacious/frail
Fallacious & Frail. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/fallacious/frail>.
Frail or Fallacious. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/fallacious/frail.
Google Ngram Viewer shows how "fallacious" and "frail" have occurred on timeline