Yes, wan is a Scrabble word!
...and is worth 6 points in Scrabble, and 7 points in Words with Friends
wan
Verb
1. Become pale and sickly
Adjective
1. (of light) lacking in intensity or brightness; dim or feeble
2. Abnormally deficient in color as suggesting physical or emotional distress
3. Lacking vitality as from weariness or illness or unhappiness
Noun
1. A computer network that spans a wider area than does a local area network
What Scrabble words can I make with the letters in wan?
3 Letter Words
2 Letter Words