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

In total, how many words is it possible to make using the combination specified?
155 words!

Which word that starts with 'n' and includes 'ee' is the most popular word?
There's 'need', which is the 492^nd most popular word.

How many letters does the longest word on this list contain?
The word 'nondisagreement' is made up of 15 characters.

What's a strange word from this list?
The most interesting word in this list is 'needlewoman'. According to the Oxford dictionary, 'needlewoman' is defined as "A woman who does needlework; a seamstress.".

What's the highest scoring word in Scrabble with the requested combination ?
As there are heaps of words to choose from, your best bet is 'neckweed' scoring 18 points in total.