Wan

adjective
abnormally deficient in color as suggesting physical or emotional distress
“the pallid face of the invalid”
Similar: pale, pallid
noun
a computer network that spans a wider area than does a local area network
Similar: wide area network
adjective
(of light) lacking in intensity or brightness; dim or feeble
“the pale light of a half moon”
Similar: pale, pallid, sick
adjective
lacking vitality as from weariness or illness or unhappiness
“a wan smile”