Yes, ken is a Scrabble word!
...and is worth 7 points in Scrabble, and 8 points in Words with Friends
ken
Noun
1. Range of what one can know or understand
2. The range of vision
What Scrabble words can I make with the letters in ken?
2 Letter Words
Noun
1. Range of what one can know or understand
2. The range of vision
2 Letter Words