11
dizzy(adjective, excited, silly, faint, green)
10
giddy(adjective, excited, silly, faint, impulsive)
8
faint(adjective, weak, sick, green, unsteady)
7
airheaded
7
light-headed
6
lightweight
6
swooning
5
delirious(adjective, insanity, imbalanced)
5
empty-headed
5
featherbrained
5
frivolous(adjective, excited, silly, unreliable, changeable)
5
light
4
flighty(adjective, excited, unreliable, changeable, fickle)
4
incoherent(adjective, insanity)
4
silly
4
vertiginous(adjective, faint, awareness, wobbly, dizzy)
4
woozy(adjective, silly, sick, faint, awareness)
3
easy
3
feeble
3
flippant
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APASmart Define. (2016). lightheaded thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/lightheaded/thesaurus/synonyms
ChicagoSmart Define. 2016. "lightheaded thesaurus" https://smartdefine.org/lightheaded/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, lightheaded thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/lightheaded/thesaurus/synonyms>.
MLASmart Define. "lightheaded thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/lightheaded/thesaurus/synonyms>