218 entries under foolish topic. ×

13
mindless(adjective, careless, wild, silly)
13
nutty(adjective, weak, simple, wild, silly)
12
delirious(adjective, wild, silly, hot)
12
fallacious(adjective, wrong, false, unreasonable)
12
ludicrous(adjective, weak, simple, wild, strange)
12
thoughtless(adjective, wrong, careless, wild, silly)
11
unthinking(adjective, careless, stupid, unreasonable)
11
unwise(adjective, weak, simple, wild, silly)
10
crazed(adjective, violent, wild, silly)
10
deranged(adjective, wild, silly, stupid)
10
frenzied(adjective, wrong, violent, careless, wild)
10
hysterical(adjective, moving, rough, wild)
10
raving(adjective, wrong, wild, silly)
9
brainless(adjective, weak, simple, stupid)
9
distraught(adjective, wrong, stupid, anxious)
9
imbecilic(adjective, weak, simple, silly)
9
incongruous(adjective, silly, stupid, insignificant)
9
lunatic(adjective, weak, simple, wild, silly)
9
wacky(adjective, weak, simple, informal, unusual)
8
batty(adjective, wild, silly, stupid)
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APASmart Define. (2015). irrational thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/irrational/thesaurus/synonyms
ChicagoSmart Define. 2015. "irrational thesaurus" https://smartdefine.org/irrational/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, irrational thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/irrational/thesaurus/synonyms>.
MLASmart Define. "irrational thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/irrational/thesaurus/synonyms>