Words that start with 'n' and contain 'sus'

What's the maximum number of words you could make from this list?
On this page of words that start with 'n' and include 'sus', we have discovered 28 entries which are possible.

What's the most common word that starts with 'n' and includes 'sus' in the dictionary?
We can verify that 'narcissus' is the 81544^th most common word.

In Scrabble, what's the highest possible score you can get using words that start with 'n' and contain 'sus'?
You can make 'nessus' for a total score of 6 points.

What's a strange word on this list?
The most peculiar word in our opinion is 'nisus'. The popular definition of 'nisus' is as follows: "A striving; an effort; a conatus. A nisus or energizing towards a presented object. Hickok.".

How many characters does the longest word on this list consist of?
The word 'nonsusceptibleness' contains 18 characters.