Words that start with 'exl' and contain 'a'

What's the max number of words you're able to make from words that start with 'exl' and include 'a'?
It seems like you can pick from only 1 word.

In Scrabble, what is the highest score possible using words starting with 'exl' that contain 'a'?
As there is only 1 combination attainable, you can only play 'exla' which totals 11 points.