Synonyms|292Antonyms|76|Broader|0Narrower|0Related|913
3
halfwitted
3
hare-brained
3
illogical(adjective, thoughtless)
3
irrational(careless, stupid, vague, absurd, unthinking)
3
jejune
3
know-nothing(adjective, ignorant, scatterbrained, untaught, flighty)
3
mad
3
pointless(silly, foolish, stupid, trivial, absurd)
3
slow(adjective, silly, foolish, stupid)
3
thickheaded
3
unlearned(adjective, ignorant, untaught, unschooled)
3
unoccupied(adjective, thoughtless)
3
unreasonable(adjective, careless, stupid, thoughtless, absurd)
3
unschooled(adjective, ignorant, scatterbrained, untaught, flighty)
3
wacky
3
weak-minded
2
asinine
2
birdbrained(adjective, slang, ability)
2
bubbleheaded(adjective, careless, silly, unstable, unreliable)
2
confused(careless, stupid, unthinking, obtuse, unperceptive)
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APASmart Define. (2015). empty-headed thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/empty-headed/thesaurus/synonyms
ChicagoSmart Define. 2015. "empty-headed thesaurus" https://smartdefine.org/empty-headed/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, empty-headed thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/empty-headed/thesaurus/synonyms>.
MLASmart Define. "empty-headed thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/empty-headed/thesaurus/synonyms>