Words that start with 'per' and contain 'v'

What's the longest word you can assemble using the combination of letters specified?
The word 'periosteoalveolar' contains 17 characters.

What is the most common word on this page?
As far as popular words go, there's 'perceived', which is the 2398^th most popular word.

What is the highest number of points you're able to get in Scrabble using this list of words starting with 'per' that contain 'v'?
Given there are a sizeable 165 entries, we'd suggest selecting 'perijove' scoring 20 points.

What is an example of a unique word from this list?
By far the most unusual word in this list is 'perivitelline'. The accepted definition of 'perivitelline' is as follows: "Situated around the vitellus, or between the vitellus and zona pellucida of an ovum.". Source Oxford Dictionary.

In total, how many words are available using this list?
It's possible to create 165 words using this list.