15-Letter Words Matching H________A_____

There are 12 15-letter words that match H________A_____. 3 are common words, such as HOMOGENIZATIONS and HUMIDIFICATIONS. A rarer one is HYPERINFLATIONS. In this set, O is the most frequent open letter (12 words). 0 words contain a doubled letter.

Full list 12

homogenizationshumidificationshydrocephaluseshamamelidaceoushistocompatiblehypnotherapistshemochromatoseshemochromatosishomogenisationshydromechanicalhydroxyapatiteshyperinflations

About this list

Words
12 (3 common words)
Common example
homogenizations
Rare example
hyperinflations
Doubled letters
0
Ending in S
10
Most frequent letter
O (12)

Questions

How many 15-letter words matching h________a_____ are there?

12. 3 of them are common words.

What is a common example?

HOMOGENIZATIONS is among the common words in this set.