Synonyms of lightheaded

1 Syllable

faint

2 Syllables

fickle, tired, dingdong, skittish, trifling, foolish, blinded, hazy, dizzying, dizzy, punchy, woozy, qualmy, swimming, swimmy, flighty, giddy, shallow, whirling, flippant, flightier, reeling, rocky, flightiest, gaga

3 Syllables

frivolous, bird-brained, light-headed, spaced-out, inane, delirious, changeable

4 Syllables

empty-headed, featherbrained, agitable, vertiginous, alarmable, superficial, harebrained, scatterbrained