Words that start with 'e' and contain 'xtr'

Which word from this list has the largest character count?
The largest word is 19 letters long, which is 'extraconstitutional'.

What's the highest possible score you can get in Scrabble using this list of words that start with 'e' and include 'xtr'?
Given there are a plethora of words to select from, we would suggest selecting 'extremum' scoring 19 points.

Is there an example of a particular word from this page that could be considered as unique?
The most interesting word based on expert analysis is 'extramission'. The definition of 'extramission' is as follows: "A sending out; emission. [Obs.] Sir T. Browne.".

Is there any word on this page that stands out as the most popular?
As far as popular words go, there's 'extraordinary' which is the 1821^st most common word.

How many actual words are possible to put together using the combination searched for?
There are 362 entries on our list of words that start with 'e' and include 'xtr'.