44 entries under ill topic. ×

63
faulty(adjective, feature, state, wrong, condition)
61
incorrect(adjective, feature, state, wrong, condition)
53
infirm(adjective, feature, state, condition, situation)
17
unsound(adjective, correct, wrong, false, silly)
15
incongruous(adjective, false, strange, silly, sense)
13
mad(adjective, wrong, false, silly, foolish)
12
false(adjective, correct, wrong, poor, sense)
8
flawed(adjective, wrong, false, unstable)
7
erroneous(adjective, wrong, false, mad, unreasonable)
6
defective(adjective, unhealthy, frail, erroneous)
6
inaccurate(adjective, wrong, false, insane)
5
insane(adjective, false, foolish, unstable, unreasonable)
3
unsubstantial(adjective, false, sense, unstable)
3
weak(adjective, silly, unhealthy, absurd)
1
crazed(false, unstable, shaky, insane)
1
demented(false, foolish, unstable, unreasonable)
1
deranged(false, unstable, shaky, insane)
1
lunatic(false, unstable, shaky, insane)
1
unbalanced(adjective, false, strange, foolish, crazy)
1
unhinged(false, unstable, shaky, insane)
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APASmart Define. (2015). illogical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/illogical/thesaurus/synonyms
ChicagoSmart Define. 2015. "illogical thesaurus" https://smartdefine.org/illogical/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, illogical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/illogical/thesaurus/synonyms>.
MLASmart Define. "illogical thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/illogical/thesaurus/synonyms>