7-Letter Words Matching P_____O

There are 21 7-letter words that match P_____O. 6 are common words, such as PICCOLO and PIMENTO. A rarer one is PUMMELO. In this set, I is the most frequent open letter (12 words). 5 words contain a doubled letter.

Full list 21

piccolopimentoplacebopompanoporticoprovisopalazzopaisanopamperopotorooprimeroproximoprurigopachucopaesanopassadopicachopintadopintanoporcinopummelo

About this list

Words
21 (6 common words)
Common example
piccolo
Rare example
pummelo
Doubled letters
5
Ending in S
0
Most frequent letter
I (12)

Questions

How many 7-letter words matching p_____o are there?

21. 6 of them are common words.

What is a common example?

PICCOLO is among the common words in this set.