9-Letter Words Matching ___P____A

There are 24 9-letter words that match ___P____A. 3 are common words, such as COMPENDIA and DELPHINIA. A rarer one is SIMPLICIA. In this set, I is the most frequent open letter (19 words). 2 words contain a doubled letter.

Full list 24

compendiadelphiniadyspepsiacampanulachipolataclepsydradysphagiadysphasiadysphemiadysphoniadysphoriadysplasiaomophagiaporphyriasymphoniatreponemazoophobiaanaplasialespedezaneophilianeoplasiapropylaeasimpliciazoophilia

About this list

Words
24 (3 common words)
Common example
compendia
Rare example
simplicia
Doubled letters
2
Ending in S
0
Most frequent letter
I (19)

Questions

How many 9-letter words matching ___p____a are there?

24. 3 of them are common words.

What is a common example?

COMPENDIA is among the common words in this set.