Words with 'dip' at the start and 'e' at the end

How many characters are in the largest word from this list?
'diphenylaminechlorarsine'!

How many words are possible to make using the specified combination?
One could derive 65 words using this list.

Which is the most interesting word that starts with 'dip' and ends with 'e'?
The most weird word in our opinion is 'diphthongize'. 'Diphthongize''s definition is "To change into a diphthong, as by affixing another vowel to a simple vowel. "The diphthongized long vowels." H. Sweet.", according to the English dictionary.

Which word that starts with 'dip' and ends with 'e' is the most popular word?
'Diplomate' is the most well-known word from this list, ranked 96997^th most common word.

What's the highest number of points you could get in Scrabble from this list of words with 'dip' at the start and 'e' at the end?
For a score of 15 points, one can play 'dippable'.