15-Letter Words Matching ______P______N_

There are 13 15-letter words that match ______P______N_. 7 are common words, such as METHAMPHETAMINE and NONCOOPERATIONS. A rarer one is QUINTUPLICATING. In this set, I is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 13

methamphetaminenoncooperationsoveremphasizingoverpopulationspredispositionspresuppositionsquadruplicatingneoarsphenaminesesquipedaliansantidepressionscontrapositionsmiscomputationsquintuplicating

About this list

Words
13 (7 common words)
Common example
methamphetamine
Rare example
quintuplicating
Doubled letters
3
Ending in S
8
Most frequent letter
I (13)

Questions

How many 15-letter words matching ______p______n_ are there?

13. 7 of them are common words.

What is a common example?

METHAMPHETAMINE is among the common words in this set.