19 entries under lightheaded topic. ×

14
dizzy(adjective, slang, ability, careless, silly)
13
giddy(adjective, ability, careless, silly, foolish)
11
brainless(adjective, simple, slow, careless, silly)
11
frivolous(adjective, slight, ability, careless, silly)
10
flighty(adjective, slight, ability, careless, silly)
6
gaga(adjective, ability, informal, careless, silly)
2
bubbleheaded(adjective, careless, silly, unstable, unreliable)
1
bemused(adjective, careless, silly, unsteady, inconstant)
1
capricious(adjective, careless, silly, unstable, unreliable)
1
careless(adjective, wild, foolish, stupid, vague)
1
changeable(adjective, careless, wild, stupid, unstable)
1
changeful(adjective, careless, silly, unsteady, inconstant)
1
ditzy(adjective, careless, silly, stupid, unsteady)
1
erratic(adjective, careless, silly, unreliable, changeable)
1
fickle(adjective, careless, silly, unstable, faint)
1
flustered(adjective, careless, silly, unsteady, inconstant)
1
heedless(adjective, careless, wild, silly, stupid)
1
inconstant(adjective, careless, silly, unstable, unreliable)
0
irresolute(adjective, careless, silly, unsteady, inconstant)
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APASmart Define. (2015). empty-headed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/empty-headed/thesaurus/synonyms
ChicagoSmart Define. 2015. "empty-headed thesaurus" https://smartdefine.org/empty-headed/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, empty-headed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/empty-headed/thesaurus/synonyms>.
MLASmart Define. "empty-headed thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/empty-headed/thesaurus/synonyms>