Words that start with 'd' and contain 'en'

What word that starts with 'd' and includes 'en' is the most unique?
You'll note several strange words on this page, although our favorite word is 'displicency'. The definition of 'displicency' is as follows: "Dislike; dissatisfaction; discontent. [Obs.] W. Montagu.".

What is the max number of words you're able to make using this combination of letters?
On this list of words that start with 'd' and include 'en', there are 2,079 entries that can be selected.

Which word on this page sticks out as the most common?
The most common word in the dictionary according to our system is 'den', which is actually the 319^th most common word in this list.

How many characters are in the biggest word from this page?
The longest word is 31 letters long, which is 'dichlorodiphenyltrichloroethane'.

What's the highest possible score you could get in Scrabble using this list of words starting with 'd' that contain 'en'?
With the amount of words to select from, your best option is 'dizzen' which scores 25 points overall.