15-Letter Words Matching __P__________O_

There are 13 15-letter words that match __P__________O_. 5 are common words, such as ALPHABETIZATION and EXPERIMENTATION. A rarer one is SUPERPHENOMENON. In this set, N is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 13

alphabetizationexperimentationsuperimpositionsupersaturationsupplementationhypercorrectionhyperinvolutionhyperproductionhypersalivationhypostatizationreprivatizationseptendecillionsuperphenomenon

About this list

Words
13 (5 common words)
Common example
alphabetization
Rare example
superphenomenon
Doubled letters
3
Ending in S
0
Most frequent letter
N (13)

Questions

How many 15-letter words matching __p__________o_ are there?

13. 5 of them are common words.

What is a common example?

ALPHABETIZATION is among the common words in this set.