15-Letter Words Matching ___E_H_________

There are 12 15-letter words that match ___E_H_________. 3 are common words, such as LEVELHEADEDNESS and TELEPHOTOGRAPHY. A rarer one is SUPERHUMANITIES. In this set, E is the most frequent open letter (12 words). 2 words contain a doubled letter.

Full list 12

levelheadednesstelephotographyunderhandednessdimenhydrinatesencephalographysuperheterodynetelephotographstelethermometerencephalitogensencephalographsencephalopathicsuperhumanities

About this list

Words
12 (3 common words)
Common example
levelheadedness
Rare example
superhumanities
Doubled letters
2
Ending in S
7
Most frequent letter
E (12)

Questions

How many 15-letter words matching ___e_h_________ are there?

12. 3 of them are common words.

What is a common example?

LEVELHEADEDNESS is among the common words in this set.