Words with 's' at the start and 'ubj' at the end

What's the maximum number of words one can assemble using words that start with 's' and end with 'ubj'?
On this list of words that start with 's' and end with 'ubj', there is only 1 combination that is available.

What is the highest scoring word in Scrabble with the above combination ?
Given that only a single word offered, you're only feasible word is 'subj' scoring 13 points.