13-Letter Words Matching ______H_A____

There are 12 13-letter words that match ______H_A____. 6 are common words, such as AMPHITHEATERS and AMPHITHEATRES. A rarer one is SHEEPSHEARERS. In this set, E is the most frequent open letter (11 words). 3 words contain a doubled letter.

Full list 12

amphitheatersamphitheatresbrokenhearteddoubleheadersstraightawaystenderheartedphenothiazinesheepshearingsulfathiazoleamphitheatricdisenthralledsheepshearers

About this list

Words
12 (6 common words)
Common example
amphitheaters
Rare example
sheepshearers
Doubled letters
3
Ending in S
5
Most frequent letter
E (11)

Questions

How many 13-letter words matching ______h_a____ are there?

12. 6 of them are common words.

What is a common example?

AMPHITHEATERS is among the common words in this set.