Words with 'a' as the first letter that end with 'nno'

What is the highest possible score you're able to get in Scrabble using this list of words that start with 'a' and end with 'nno'?
The only choice is 'anno' for a score of 4 points.

How many usable words could one make from this combination of letters?
Sad to say, there is only 1 word that one can make using words that start with 'a' and end with 'nno'.