15-Letter Words Matching ____H_________Y

There are 20 15-letter words that match ____H_________Y. 2 are common words, such as PSYCHEDELICALLY and PSYCHOLOGICALLY. A rarer one is PSYCHOSEXUALITY. In this set, A is the most frequent open letter (20 words). 9 words contain a doubled letter.

Full list 20

psychedelicallypsychologicallylymphadenopathymerchantabilitymorphologicallynortheastwardlynorthwestwardlypantheisticallypsephologicallypsychogenicallypsychopathologysoutheastwardlysouthwestwardlystaphylorrhaphyepiphenomenallymouthwateringlyplethysmographypsychiatricallypsychobiographypsychosexuality

About this list

Words
20 (2 common words)
Common example
psychedelically
Rare example
psychosexuality
Doubled letters
9
Ending in S
0
Most frequent letter
A (20)

Questions

How many 15-letter words matching ____h_________y are there?

20. 2 of them are common words.

What is a common example?

PSYCHEDELICALLY is among the common words in this set.