15-Letter Words Matching _________N___N_

There are 18 15-letter words that match _________N___N_. 7 are common words, such as DECONTAMINATING and DEHYDROGENATING. A rarer one is REPUBLICANIZING. In this set, I is the most frequent open letter (18 words). 2 words contain a doubled letter.

Full list 18

decontaminatingdehydrogenatingpedestrianizingprocrastinatingrecontaminatingrevolutionisingrevolutionizinghyperextensionsneoarsphenamineresynchronizinganticarcinogenscompassionatingcounterpunchinghyperimmunizingplatitudinizingprecipitinogensproportionatingrepublicanizing

About this list

Words
18 (7 common words)
Common example
decontaminating
Rare example
republicanizing
Doubled letters
2
Ending in S
3
Most frequent letter
I (18)

Questions

How many 15-letter words matching _________n___n_ are there?

18. 7 of them are common words.

What is a common example?

DECONTAMINATING is among the common words in this set.