7-Letter Words Matching __P___N

There are 25 7-letter words that match __P___N. 10 are common words, such as ASPIRIN and CAPSTAN. A rarer one is PAPHIAN. In this set, I is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 25

Common words

aspirincapstancaptaincaptionexplainheparinpopcorntopspintyphoonumpteenalphorncapelin
aspirincapstancaptaincaptionexplainheparinpopcorntopspintyphoonumpteenalphorncapelincipolindipnoanhyperonlupulinnephronoppidansaponincapelancyprianimpregnkipskinpapayanpaphian

About this list

Words
25 (10 common words)
Common example
aspirin
Rare example
paphian
Doubled letters
3
Ending in S
0
Most frequent letter
I (16)

Questions

How many 7-letter words matching __p___n are there?

25. 10 of them are common words.

What is a common example?

ASPIRIN is among the common words in this set.