12-Letter Words Matching P_P_________

There are 14 12-letter words that match P_P_________. 6 are common words, such as PAPERHANGERS and PAPERHANGING. A rarer one is POPULATIONAL. 3 words contain a doubled letter.

Full list 14

paperhangerspaperhangingpaperweightspopularitiespopularizingpopulousnesspipistrellespaperinessespapermakingspapyrologiespapyrologistpopularisingpopularizerspopulational

About this list

Words
14 (6 common words)
Common example
paperhangers
Rare example
populational
Doubled letters
3
Ending in S
9

Questions

How many 12-letter words matching p_p_________ are there?

14. 6 of them are common words.

What is a common example?

PAPERHANGERS is among the common words in this set.