13-Letter Words Matching ____A_______L

There are 18 13-letter words that match ____A_______L. 4 are common words, such as COMPARTMENTAL and LACKADAISICAL. A rarer one is UNDIALECTICAL. In this set, A is the most frequent open letter (17 words). 1 words contain a doubled letter.

Full list 18

compartmentallackadaisicalsupranationalungrammaticalapocalypticaldramaturgicalextrajudicialtherapeuticaluntraditionalintracerebralintrapersonalnonmanagerialsuprarationalultracriticalultraphysicalultrapowerfulultrarationalundialectical

About this list

Words
18 (4 common words)
Common example
compartmental
Rare example
undialectical
Doubled letters
1
Ending in S
0
Most frequent letter
A (17)

Questions

How many 13-letter words matching ____a_______l are there?

18. 4 of them are common words.

What is a common example?

COMPARTMENTAL is among the common words in this set.