45 entries under mad person topic. ×

19
nut(noun, person, slang, crazy, sick)
15
loony(noun, adjective, slang, informal, wild)
13
kook(noun, person, slang, sick, wise)
13
nutcase(noun, slang, sick, fanatic, loony)
10
cuckoo(noun, adjective, slang, silly, crazy)
8
nutter(noun, slang, sick)
6
loon(noun, slang, informal, sick, wise)
6
nuts(noun, adjective, slang, silly, mad)
6
psycho(noun, slang, silly, mad, sick)
4
flake(noun, slang, crazy, sick, fanatic)
4
nutjob(noun, slang, sick)
3
mental(noun, adjective, slang, silly, mad)
3
schizo(noun, slang, silly, foolish, mad)
2
goof(noun, person, slang, sick)
2
luny(noun, slang, sick)
1
basket case(noun, slang, sick)
1
coo-coo(noun, slang, sick)
1
crack-brain(noun, slang, sick)
1
crack-skull(noun, slang, sick)
1
fruit-cake(noun, slang, sick)
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APASmart Define. (2015). screwball thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/screwball/thesaurus/synonyms
ChicagoSmart Define. 2015. "screwball thesaurus" https://smartdefine.org/screwball/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, screwball thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/screwball/thesaurus/synonyms>.
MLASmart Define. "screwball thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/screwball/thesaurus/synonyms>