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"[syn: faint ]

lacking seriousness; given to frivolity; "a dizzy blonde"; "light-headed teenagers"; "silly giggles"[syn: airheaded ]

Thoughtless; heedless; volatile; unsteady; fickle; loose. "Light-headed, weak men." --Clarendon. -- Light"-head`ed*ness , n.

adjective

healthy , ok , sober

adjective

changeable , delirious , dizzy , empty , featherbrained * , fickle , flighty , flippant , foolish , frivolous , gaga , giddy , harebrained * , hazy , punchy * , reeling , rocky , scatterbrained * , shallow , superficial , swimming , swimmy , tired , trifling , vertiginous , whirling , woozy * , faint , silly , unsteady , woozy