Words with 'a' as the first letter that end with 'ert'

Is there an example of a word from this page of word that starts with 'a' and ends with 'ert' which might be deemed as unusual?
'Assert' is definitely the most peculiar word in our list of words that start with 'a' and end with 'ert'. It is defined as "1. To affirm; to declare with assurance, or plainly and strongly; to state positively; to aver; to asseverate. Nothing is more shameful . . . Than to assert anything to be done without a cause. Ray. 2. To maintain; to defend. [Obs. Or Archaic] That . . . I may...".

How many actual words are possible to make using the specified combination?
On this page of words that start with 'a' and end with 'ert', you have 13 unique combinations which can be selected.

Which word from this list has the highest character count?
The longest word constructed by Dictionarypedia is 'animadvert'.

In Scrabble, what's the highest score possible from words that start with 'a' and end with 'ert'?
You could make 'ambivert' scoring 15 points in Scrabble.

Which word on this page is the most common?
'Assert' is the most well-known word from this list, ranked 6674^th most common word.