15-Letter Words Matching _N__N__________

There are 33 15-letter words that match _N__N__________. 20 are common words, such as INCONGRUOUSNESS and INCONSEQUENTIAL. A rarer one is UNPUNCTUALITIES. In this set, I is the most frequent open letter (32 words). 10 words contain a doubled letter.

Full list 33

Common words

incongruousnessinconsequentialinconsideratelyinconsiderationinconsistenciesinconspicuouslyinconveniencinginfinitesimallyingeniousnessesingenuousnessesinsensibilitiesinsensitivities
incongruousnessinconsequentialinconsideratelyinconsiderationinconsistenciesinconspicuouslyinconveniencinginfinitesimallyingeniousnessesingenuousnessesinsensibilitiesinsensitivitiesintangibilitiesintensificationintensivenessesinventivenessesinvincibilitiesunconditionallyunconsciousnessuncontroversialantinationalistincentivizationinconsolabilityinfundibuliforminsensitivenessunconscientiousunmanageabilityendonucleolyticenvenomizationsinconvenienciesinfantilizationunconcernednessunpunctualities

About this list

Words
33 (20 common words)
Common example
incongruousness
Rare example
unpunctualities
Doubled letters
10
Ending in S
17
Most frequent letter
I (32)

Questions

How many 15-letter words matching _n__n__________ are there?

33. 20 of them are common words.

What is a common example?

INCONGRUOUSNESS is among the common words in this set.