15-Letter Words Matching P_____N________

There are 13 15-letter words that match P_____N________. 5 are common words, such as PARTHENOGENESES and PARTHENOGENESIS. A rarer one is PHOTOINDUCTIONS. In this set, T is the most frequent open letter (12 words). 3 words contain a doubled letter.

Full list 13

parthenogenesesparthenogenesisphotoengravingspostconsonantalpreternaturallyparthenogeneticpassionlessnesspneumonectomiespsychoneuroticsparageneticallyparalinguisticsparthenocarpiesphotoinductions

About this list

Words
13 (5 common words)
Common example
parthenogeneses
Rare example
photoinductions
Doubled letters
3
Ending in S
9
Most frequent letter
T (12)

Questions

How many 15-letter words matching p_____n________ are there?

13. 5 of them are common words.

What is a common example?

PARTHENOGENESES is among the common words in this set.