Words that start with 'a' and contain 'nom'

How many viable words are possible to make using the specified combination?
You can derive 196 words with the specified combination.

Is there a word from this page of word that starts with 'a' and includes 'nom' that could be considered as unusual?
Certainly one of the most peculiar words from this list of words that start with 'a' and include 'nom' is 'anomuran'. The traditional definition of 'anomuran' is as follows: "Irregular in the character of the tail or abdomen; as, the anomural crustaceans. [Written also anomoural, anomouran.] One of the Anomura.".

What's the longest word you can construct using this list?
'Adenocarcinomatous', which contains 18 characters.

What is the most common word for this page?
Rating as the 18300^th most common word, you'll want to ensure you've got 'astronomy' in your repertoire.

In Scrabble, what's the best score you can get using this list of words that start with 'a' and contain 'nom'?
With the number of words to decide on, it's best to go for 'acronomy' scoring 15 points overall.