Yes, sew is a Scrabble word!
...and is worth 6 points in Scrabble, and 6 points in Words with Friends
sew
Verb
1. Fasten by sewing; do needlework
2. Create (clothes) with cloth
What Scrabble words can I make with the letters in sew?
2 Letter Words
Verb
1. Fasten by sewing; do needlework
2. Create (clothes) with cloth
2 Letter Words