15-Letter Words Matching ______P___O____

There are 12 15-letter words that match ______P___O____. 2 are common words, such as CARDIOPULMONARY and INCONSPICUOUSLY. A rarer one is THERMOPERIODISM. In this set, I is the most frequent open letter (11 words). 1 words contain a doubled letter.

Full list 12

cardiopulmonaryinconspicuouslyarchiepiscopacyarchiepiscopategeomorphologieslepidopterologypsychopathologyemancipationistgeomorphologistimmunopathologyphysiopathologythermoperiodism

About this list

Words
12 (2 common words)
Common example
cardiopulmonary
Rare example
thermoperiodism
Doubled letters
1
Ending in S
1
Most frequent letter
I (11)

Questions

How many 15-letter words matching ______p___o____ are there?

12. 2 of them are common words.

What is a common example?

CARDIOPULMONARY is among the common words in this set.