Synonyms|126Antonyms|33|Broader|3Narrower|15Related|143
9
insanity
2
craziness
2
folly
1
brainlessness
1
foolishness
1
lunacy
1
madness
1
preposterousness
1
silliness
1
witlessness
1
zaniness
0
absurdity
0
balminess
0
density
0
dinginess
0
dullness
0
fatuity
0
idiocy
0
illogic
0
imbecility
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APASmart Define. (2015). sagaciousness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sagaciousness/thesaurus/antonyms
ChicagoSmart Define. 2015. "sagaciousness thesaurus" https://smartdefine.org/sagaciousness/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, sagaciousness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sagaciousness/thesaurus/antonyms>.
MLASmart Define. "sagaciousness thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/sagaciousness/thesaurus/antonyms>