14-Letter Words Matching H__T__________

There are 12 14-letter words that match H__T__________. 4 are common words, such as HISTORIOGRAPHY and HISTRIONICALLY. A rarer one is HISTORICALNESS. In this set, I is the most frequent open letter (12 words). 3 words contain a doubled letter.

Full list 12

historiographyhistrionicallyhorticulturisthysterectomieshistochemistryhistologicallyhistopathologyhistoplasmosishysterectomizehalterbreakinghistoplasmoseshistoricalness

About this list

Words
12 (4 common words)
Common example
historiography
Rare example
historicalness
Doubled letters
3
Ending in S
4
Most frequent letter
I (12)

Questions

How many 14-letter words matching h__t__________ are there?

12. 4 of them are common words.

What is a common example?

HISTORIOGRAPHY is among the common words in this set.