207 entries under foolish topic. ×

16
stupid(adjective, weak, simple, wrong, wild)
16
unsound(adjective, characteristic, wrong, false, silly)
15
balmy(adjective, knowledge, slang, ability, wild)
15
hysterical(adjective, upset, wild, excited, cruel)
15
moronic(adjective, weak, simple, knowledge, ability)
15
touched(adjective, unusual, wild, strange, silly)
15
unreasonable(adjective, characteristic, weak, simple, wrong)
14
imbecilic(adjective, weak, simple, knowledge, ability)
14
reckless(adjective, silly, stupid, crazy)
12
foolhardy(adjective, characteristic, wild, silly)
12
odd(adjective, characteristic, person, unusual, wild)
12
asinine(adjective, weak, simple, silly)
12
cracked(adjective, informal, wild, silly)
11
dippy(adjective, weak, simple, knowledge, slang)
11
inane(adjective, dull, simple, wild, silly)
11
eccentric(adjective, characteristic, person, unusual, wild)
11
fantastic(adjective, characteristic, weak, simple, strange)
11
rash(adjective, passionate, violent, silly)
11
unstable(adjective, characteristic, false, lively)
11
witless(adjective, crazy, odd, insane)
10 years ago|48k views|share |citing 
APASmart Define. (2016). mad thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mad/thesaurus/synonyms
ChicagoSmart Define. 2016. "mad thesaurus" https://smartdefine.org/mad/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, mad thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mad/thesaurus/synonyms>.
MLASmart Define. "mad thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/mad/thesaurus/synonyms>