14-Letter Words Matching ______N_____N_

There are 50 14-letter words that match ______N_____N_. 23 are common words, such as ARGUMENTATIONS and CONFRONTATIONS. A rarer one is SUPPLANTATIONS. In this set, I is the most frequent open letter (49 words). 7 words contain a doubled letter.

Full list 50

Common words

argumentationsconfrontationscontainerizingdisconnectionsdisfranchisingdisgruntlementdocumentationsemotionalizingfictionalizingfragmentationsmisidentifyingmispronouncing
argumentationsconfrontationscontainerizingdisconnectionsdisfranchisingdisgruntlementdocumentationsemotionalizingfictionalizingfragmentationsmisidentifyingmispronouncingnontransparentornamentationsphotoengravingregimentationsreorientationssedimentationssemiconductingsubstantiatingsuperannuatingsuperintendentsuperintendingepiphenomenonslabyrinthodontmistranslatingnonsignificantnorepinephrinesuperincumbentanticonvulsantantimanagementcontainerisingdisfurnishmentdisquantityingdocumentariansfictionalisingforaminiferansfrequentationsinterinvolvingmicroinjectingmischannellingmisconnectionsneuroendocrinenonclandestinenonconnectionsoverconcerningposttensioningspectinomycinssuperinfectingsupplantations

About this list

Words
50 (23 common words)
Common example
argumentations
Rare example
supplantations
Doubled letters
7
Ending in S
17
Most frequent letter
I (49)

Questions

How many 14-letter words matching ______n_____n_ are there?

50. 23 of them are common words.

What is a common example?

ARGUMENTATIONS is among the common words in this set.