24 entries under nutty topic. ×

15
loony(noun, adjective, slang, informal, wild)
12
lunatic(noun, adjective, wild, silly, foolish)
7
mad(adjective, silly, foolish, crazy, insane)
7
screwy(adjective, silly, foolish, crazy, mad)
6
nuts(noun, adjective, slang, silly, mad)
5
daft(adjective, silly, foolish, crazy, mad)
5
insane(adjective, silly, foolish, crazy, mad)
5
wacky(adjective, silly, foolish, crazy, mad)
4
barmy(adjective, silly, foolish, crazy, mad)
4
flaky(adjective, silly, foolish, crazy, mad)
4
silly(adjective, foolish, crazy, mad, insane)
4
unbalanced(adjective, silly, foolish, crazy, mad)
3
batty(adjective, silly, foolish, crazy, mad)
3
bonkers(adjective, silly, foolish, crazy, mad)
3
demented(adjective, silly, foolish, crazy, mad)
3
mental(noun, adjective, slang, silly, mad)
1
ape(silly, foolish, crazy, mad, insane)
1
berserk(silly, foolish, crazy, mad, insane)
1
cracked(adjective, silly, foolish, crazy, mad)
1
crazed(adjective, silly, foolish, crazy, mad)
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APASmart Define. (2015). screwball thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/screwball/thesaurus/synonyms
ChicagoSmart Define. 2015. "screwball thesaurus" https://smartdefine.org/screwball/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, screwball thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/screwball/thesaurus/synonyms>.
MLASmart Define. "screwball thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/screwball/thesaurus/synonyms>