Words with 's' as the first letter that end with 'wep'

In Scrabble, what is the highest number of points possible using words beginning with 's' and ending with 'wep'?
With 1 combination to choose from, your only viable option is 'swep' for a score of 9 points.

In total, how many possible words can you make using these particular combinations of letters?
Sadly, there is only 1 word that one can find for any word that starts with 's' and ends with 'wep'.