7
daft(adjective, silly, foolish, stupid, crazy)
7
distracted(verb, adjective, wild, hot, crazy)
7
homicidal(adjective, cruel, vicious, brutal, aggressive)
7
unbalanced(adjective, silly, crazy, mad, insane)
6
loco(adjective, slang, insane, sane)
6
non compos mentis(expression, adjective, idiom, law, sane)
6
nuts(adjective, slang, wild, silly, crazy)
6
wild(adjective, wrong, cruel, silly, foolish)
5
amok
5
barmy(adjective, silly, foolish, crazy, mad)
5
bonkers(adjective, informal, wild, silly, crazy)
5
fanatical
5
frenetic(adjective, evil, wild, cruel, agitated)
5
mentally ill(adjective, sane)
5
moonstruck(noun, adjective, silly, foolish, stupid)
5
nutty(adjective, slang, silly, foolish, stupid)
5
rabid(adjective, wild, silly, foolish, stupid)
4
bughouse
4
certifiable
4
cracked(adjective, informal, silly, stupid, crazy)
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APASmart Define. (2016). maniacal thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/maniacal/thesaurus/synonyms
ChicagoSmart Define. 2016. "maniacal thesaurus" https://smartdefine.org/maniacal/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, maniacal thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/maniacal/thesaurus/synonyms>.
MLASmart Define. "maniacal thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/maniacal/thesaurus/synonyms>