15-Letter Words Matching P___________N__

There are 19 15-letter words that match P___________N__. 4 are common words, such as PHOSPHORESCENCE and PHOTOENGRAVINGS. A rarer one is PSEUDOPREGNANCY. In this set, O is the most frequent open letter (18 words). 2 words contain a doubled letter.

Full list 19

phosphorescencephotoengravingsphotofinishingsprearrangementspleuropneumoniapreprofessionalpararosanilinesparticipationalpentobarbitonesphenobarbitonesphenylbutazonesphotoelectronicphthalocyaninesphytopathogenicphytoplanktonicpostadolescentspredevelopmentspronunciationalpseudopregnancy

About this list

Words
19 (4 common words)
Common example
phosphorescence
Rare example
pseudopregnancy
Doubled letters
2
Ending in S
10
Most frequent letter
O (18)

Questions

How many 15-letter words matching p___________n__ are there?

19. 4 of them are common words.

What is a common example?

PHOSPHORESCENCE is among the common words in this set.