15-Letter Words Matching _N___N_________

There are 17 15-letter words that match _N___N_________. 9 are common words, such as ENFRANCHISEMENT and INDEMNIFICATION. A rarer one is UNDERNUTRITIONS. In this set, E is the most frequent open letter (16 words). 2 words contain a doubled letter.

Full list 17

enfranchisementindemnificationinsignificancesinsignificantlyinstantaneouslyinternalizationinternationallyinvulnerabilityunpronounceableintransigenciesinstantaneitiesinternucleotideintransigeancesintransigeantlyunboundednessesunchangeabilityundernutritions

About this list

Words
17 (9 common words)
Common example
enfranchisement
Rare example
undernutritions
Doubled letters
2
Ending in S
6
Most frequent letter
E (16)

Questions

How many 15-letter words matching _n___n_________ are there?

17. 9 of them are common words.

What is a common example?

ENFRANCHISEMENT is among the common words in this set.