faint

[1]	conk , swoon , pass out
[2]	black out , pass out , lose consciousness , swoon , drop , collapse , (Colloq) keel over

[1]	swoon , syncope , deliquium
[2]	loss of consciousness , blackout , unconsciousness , collapse , swoon , Medicine syncope

adj.

[1]	dim , dull , pale , faded , indistinct , vague , hazy , imperceptible , indiscernible , unclear , blurred , blurry , muzzy , wavering , faltering , ill-defined , weak , feeble , flickering , subdued , low , soft , slight , hushed , muffled , muted , inaudible , stifled
[2]	dizzy , light-headed , unsteady , vertiginous , giddy , (Colloq) woozy
[3]	weak
[4]	dim , shadowy , vague , wispy
[5]	feeble
[6]	light , swooning , light-headed , lightheaded
[7]	fainthearted , timid , faint-hearted