Words that contain 'ap' and end in 'n'

In total, how many words are there using the combination requested?
From this list of words that have 'ap' in and end with 'n', there are 517 effective combinations that can be selected.

Which word in particular from this list consists the highest number of characters?
The longest word found by Dictionarypedia is 'basicytoparaplastin'. It consists of 19 letters.

Is there any word on this page that jumps out as the most common?
The most popular word is 'captain', which is actually the 1479^th most popular word in this list.

What's an unusual word from all the word combos possible on this page?
Ranking as our favorite strange word on this list is 'sagapen'. The popular definition of 'sagapen' is as follows: "Sagapenum.". Source Cambridge Dictionary.

What is the highest possible score you're able to get in Scrabble from this list of words that have 'ap' in and end with 'n'?
With a vast 517 entries, your best choice is to consider 'cymaphen' scoring 20 points overall.