12-Letter Words Matching ___H______A_

There are 20 12-letter words that match ___H______A_. 11 are common words, such as ALPHABETICAL and ARCHDIOCESAN. A rarer one is UNRHETORICAL. In this set, I is the most frequent open letter (19 words). 2 words contain a doubled letter.

Full list 20

alphabeticalarchdiocesanarchetypicalarrhythmicalfashionistasmathematicalmythologicalorthodontiaspachysandraspathologicaltachycardiasamphisbaenaslithologicalprehistoriananthologicalarchesporialarchosaurianbodhisattvascochairwomanunrhetorical

About this list

Words
20 (11 common words)
Common example
alphabetical
Rare example
unrhetorical
Doubled letters
2
Ending in S
6
Most frequent letter
I (19)

Questions

How many 12-letter words matching ___h______a_ are there?

20. 11 of them are common words.

What is a common example?

ALPHABETICAL is among the common words in this set.