Meaning of LIGHTHEADED

Pronunciation:			l'Ith`edud
WordNet Dictionary
	Definition:		[adj]  lacking seriousness; given to frivolity; "a dizzy blonde"; "light-headed teenagers"; "silly giggles" [adj]  weak and likely to lose consciousness; "suddenly felt faint from the pain"; "was sick and faint from hunger"; "felt light in the head"; "a swooning fit"; "light-headed with wine"; "light-headed from lack of sleep"
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	Synonyms:		airheaded, dizzy, empty-headed, faint, featherbrained, frivolous, giddy, ill, light, light-headed, sick, silly, swooning