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

Which word from this page is the most unique?
Ranking as the most strange word on this list is 'diprotodon'. According to the English dictionary, 'diprotodon' is defined as "An extinct Quaternary marsupial from Australia, about as large as the hippopotamus; -- so named because of its two large front teeth. See Illustration in Appendix.".

What's the longest word you can construct using the combination of letters specified?
'Dichlorodiphenyltrichloroethane' is made up of 31 letters, and is the biggest word possible to make from the combination searched for.

Is there any word on this page that sticks out as the most common?
We've discovered that 'dodge' is the 23768^th most common word.

In Scrabble, what's the best score possible using words that start with 'd' and include 'od'?
As there are loads of words to decide on, you may want to opt for 'duckhood' scoring 19 points in total.

What's the maximum number of words one is able to create using this list?
On this page of words starting with 'd' that contain 'od', Dictionarypedia has discovered 396 combinations which can be selected.