13-Letter Words Matching H___________Y

There are 24 13-letter words that match H___________Y. 10 are common words, such as HALFHEARTEDLY and HALLUCINATORY. A rarer one is HYPOPITUITARY. In this set, I is the most frequent open letter (20 words). 7 words contain a doubled letter.

Full list 24

halfheartedlyhallucinatoryhardheartedlyheterogeneityheuristicallyhomogeneouslyhomosexualityhumiliatinglyhydraulicallyhyperactivityheartbrokenlyhelminthologyherbivorouslyherniorrhaphyhomileticallyhonorificallyhorizontalityhyperactivelyhomologicallyhypermobilityhypersalinityhypertonicityhypervelocityhypopituitary

About this list

Words
24 (10 common words)
Common example
halfheartedly
Rare example
hypopituitary
Doubled letters
7
Ending in S
0
Most frequent letter
I (20)

Questions

How many 13-letter words matching h___________y are there?

24. 10 of them are common words.

What is a common example?

HALFHEARTEDLY is among the common words in this set.