6
imprecise(adjective, wrong, false, incorrect, broken)
6
improper(adjective, wrong, fake, counterfeit, dishonest)
5
aberrant(adjective, wrong, foolish, unreasonable, illogical)
5
casuistic(adjective, wrong, fake, false, counterfeit)
5
imaginary(adjective, wrong, fake, false, counterfeit)
5
incongruous(adjective, false, ill, insane, unhealthy)
5
inconsequential(reasoning, irrational, arbitrary, perverse)
5
mad(adjective, wrong, false, foolish, unreasonable)
5
misguided(adjective, bad, wrong, false, incorrect)
5
senseless(adjective, foolish, unreasonable, absurd, irrational)
5
tricky(false, vague, mysterious, subtle, ambiguous)
4
askew(bad, wrong, false, incorrect)
4
bad(adjective, quality, wrong)
4
contradictory(adjective, absurd, irrational, arbitrary, perverse)
4
deluding(adjective, wrong, false, ambiguous, misleading)
4
fictitious(adjective, wrong, fake, false, counterfeit)
4
fishy(adjective, wrong, fake, false, counterfeit)
4
foolish(adjective, unreasonable, absurd, irrational, illogical)
4
in error(expression, adjective, idiom, bad, correct)
4
inconsequent
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APASmart Define. (2015). fallacious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fallacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "fallacious thesaurus" https://smartdefine.org/fallacious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, fallacious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fallacious/thesaurus/synonyms>.
MLASmart Define. "fallacious thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/fallacious/thesaurus/synonyms>