15-Letter Words Matching __N_________N__

There are 29 15-letter words that match __N_________N__. 6 are common words, such as CONFRONTATIONAL and NONBELLIGERENTS. A rarer one is PENTOBARBITONES. In this set, O is the most frequent open letter (27 words). 9 words contain a doubled letter.

Full list 29

Common words

confrontationalnonbelligerentsnoninterferencenonoccupationalnonparticipantsnonprofessionalconfigurationalnoncommissionednonconventionalnondevelopmentsnonsignificanceomnidirectional
confrontationalnonbelligerentsnoninterferencenonoccupationalnonparticipantsnonprofessionalconfigurationalnoncommissionednonconventionalnondevelopmentsnonsignificanceomnidirectionalbenzanthracenesbenzodiazepinesdinitrobenzenesfingerprintingsmonopropellantsnonachievementsnonbelligerencynoncarcinogenicnonenforcementsnonengineeringsnonfulfillmentsnonindependencenoninflectionalnoninvolvementsnonoverlappingsnonrecombinantspentobarbitones

About this list

Words
29 (6 common words)
Common example
confrontational
Rare example
pentobarbitones
Doubled letters
9
Ending in S
16
Most frequent letter
O (27)

Questions

How many 15-letter words matching __n_________n__ are there?

29. 6 of them are common words.

What is a common example?

CONFRONTATIONAL is among the common words in this set.