15-Letter Words Matching P____C_________

There are 18 15-letter words that match P____C_________. 5 are common words, such as PARTICULARITIES and PARTICULARIZING. A rarer one is POLYACRYLAMIDES. In this set, I is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 18

particularitiesparticularizingplainclothesmanplainclothesmenprovocativenessperfectionisticphotochemicallyphotoconductionphysicochemicalpithecanthropusparticipationalparticularisingparticularisticphonocardiogramphotoconductivephytochemicallyplutocraticallypolyacrylamides

About this list

Words
18 (5 common words)
Common example
particularities
Rare example
polyacrylamides
Doubled letters
4
Ending in S
4
Most frequent letter
I (18)

Questions

How many 15-letter words matching p____c_________ are there?

18. 5 of them are common words.

What is a common example?

PARTICULARITIES is among the common words in this set.