3
unjustifiable(adjective, defended, verbal attack)
3
unproved(adjective, sense, reasoning)
3
unsubstantial(adjective, false, sense, unstable, ill)
3
unthinkable(adjective, unusual, incredible)
3
unwise(adjective, wrong, wild, silly, foolish)
3
vacuous(adjective, thoughtless)
3
weak(adjective, silly, ill, unhealthy, absurd)
3
wild
2
aberrant(foolish, unreasonable, fantastic)
2
abrupt
2
absonant
2
amiss
2
apocryphal
2
at fault(expression, wrong, false, confused, inappropriate)
2
awry
2
befuddled
2
bemused
2
bizarre(adjective, strange, fantastic, irregular, doubtful)
2
conflicting(adjective, strange, uncertain, irregular, odd)
2
confounded(wrong, false, confused, inappropriate, incorrect)
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APASmart Define. (2015). illogical thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/illogical/thesaurus/synonyms
ChicagoSmart Define. 2015. "illogical thesaurus" https://smartdefine.org/illogical/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, illogical thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/illogical/thesaurus/synonyms>.
MLASmart Define. "illogical thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/illogical/thesaurus/synonyms>