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

What's the largest word you can create from this list?
The word 'elderberries' is made up of 12 characters.

What is the best score you can get in Scrabble from this list of words beginning with 'eld' and ending with 's'?
Using this particular combination, the best word you ought to play is 'eldress' which gets 8 points.

What's the most common word that starts with 'eld' and ends with 's' in the dictionary?
'Elders' is the most popular word from this page, ranked 9509^th most common word.

In total, how many possible words can you make using the combination specified?
From this page of words beginning with 'eld' and ending with 's', you have 6 amazing combinations which can be selected.