WANNEST
WAN
wan
(adjective) lacking vitality as from weariness or illness or unhappiness; “a wan smile”
pale, pallid, wan
(adjective) abnormally deficient in color as suggesting physical or emotional distress; “the pallid face of the invalid”; “her wan face suddenly flushed”
pale, pallid, wan, sick
(adjective) (of light) lacking in intensity or brightness; dim or feeble; “the pale light of a half moon”; “a pale sun”; “the late afternoon light coming through the el tracks fell in pale oblongs on the street”; “a pallid sky”; “the pale (or wan) stars”; “the wan light of dawn”
Source: WordNet® 3.1
Adjective
wannest
superlative form of wan: most wan
Source: Wiktionary
WAN
Wan, obs. imp. of Win.
Definition: Won. Chaucer.
Wan (, a. Etym: [AS. wann, wonn, wan, won, dark, lurid, livid,
perhaps originally, worn out by toil, from winnan to labor, strive.
See Win.]
Definition: Having a pale or sickly hue; languid of look; pale; pallid.
"Sad to view, his visage pale and wan." Spenser.
My color . . . [is] wan and of a leaden hue. Chaucer.
Why so pale and wan, fond lover Suckling.
With the wan moon overhead. Longfellow.
Wan, n.
Definition: The quality of being wan; wanness. [R.]
Tinged with wan from lack of sleep. Tennyson.
Wan, v. i.
Definition: To grow wan; to become pale or sickly in looks. "All his visage
wanned." Shak.
And ever he mutter'd and madden'd, and ever wann'd with despair.
Tennyson.
Source: Webster’s Unabridged Dictionary 1913 Edition