Words with 'pa' at the start and 'k' at the end

How many acceptable words can you make using this list?
It's possible to make 46 words from this list.

How many letters does the longest word on this list contain?
The biggest word you can derive from words that start with 'pa' and end with 'k' is 'paddywhack', which has 10 characters.

What word that starts with 'pa' and ends with 'k' is the most interesting?
A good example of an uncommon word from this list is 'park'. According to the English dictionary, 'park' means "1. (Eng. Law) A piece of ground inclosed, and stored with beasts of the chase, which a man may have by prescription, or the king's grant. Mozley & W. 2. A tract of ground kept in its natural state, about or adjacent to a residence, as for the preservation...".

What is the best score you're able to get in Scrabble using this list of words that start with 'pa' and end with 'k'?
You can make 'paycheck' scoring 24 in Scrabble.

What's the most common word that starts with 'pa' and ends with 'k'?
We can verify that 'pack' is the 5038^th most common word.