38 entries under foolish topic. ×

40
insane(adjective, stupid, crazy, mad)
30
mad(noun, adjective, silly, stupid)
28
crazy(noun, adjective, person, stupid)
18
loony(noun, adjective, person, silly)
13
mental(adjective, silly, stupid, insane)
13
nuts(noun, adjective, silly, stupid)
12
batty(adjective, silly, stupid, unstable)
10
maniacal(adjective, silly, stupid, crazy)
10
nutty(adjective, silly, stupid, crazy)
9
daft(adjective, silly, stupid, crazy)
9
psychopathic(adjective, silly, stupid, crazy)
9
unhinged(adjective, silly, stupid, unstable)
8
of unsound mind(expression, adjective, idiom, stupid)
7
cracked(adjective, silly, stupid, crazy)
7
screwy(adjective, silly, stupid, crazy)
6
crazed(adjective, silly, stupid, crazy)
5
schizophrenic(noun, adjective, silly, stupid)
5
cuckoo(noun, adjective, silly, stupid)
4
irrational(adjective, stupid, crazy, mad)
4
moonstruck(adjective, silly, stupid, insane)
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APASmart Define. (2015). psychotic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/psychotic/thesaurus/synonyms
ChicagoSmart Define. 2015. "psychotic thesaurus" https://smartdefine.org/psychotic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, psychotic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/psychotic/thesaurus/synonyms>.
MLASmart Define. "psychotic thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/psychotic/thesaurus/synonyms>