Fallacious
Fallacious adjective - Not using or following good reasoning.
Inconstant and fallacious are semantically related. In some cases you can use "Inconstant" instead an adjective "Fallacious".
Inconstant
Inconstant adjective - Likely to change frequently, suddenly, or unexpectedly.
Fallacious and inconstant are semantically related. Sometimes you can use "Fallacious" instead an adjective "Inconstant".
Nearby Words: inconstancy, inconstantly
Mutual synonyms
Cite this Source
Inconstant and Fallacious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fallacious/inconstant
Fallacious & Inconstant. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fallacious/inconstant>.
Inconstant or Fallacious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fallacious/inconstant.
Google Ngram Viewer shows how "fallacious" and "inconstant" have occurred on timeline