15-Letter Words Matching ____N_________S

There are 128 15-letter words that match ____N_________S. 48 are common words, such as ADMINISTRATIONS and ADVENTUROUSNESS. A rarer one is VOLUNTARINESSES. In this set, I is the most frequent open letter (116 words). 52 words contain a doubled letter.

Full list 128

Common words

administrationsadventurousnessattentivenessesbusinesspersonschannelizationsdeconstructionsdefenselessnessdefensivenessesdemonetizationsdependabilitiesdisenchantmentsdisenfranchises
administrationsadventurousnessattentivenessesbusinesspersonschannelizationsdeconstructionsdefenselessnessdefensivenessesdemonetizationsdependabilitiesdisenchantmentsdisenfranchisesdisinclinationsdisinformationsdisinheritancesdisintegrationsexpansivenessesexpensivenessesextensivenessesgeoengineeringsgroundbreakingsincongruousnessinconsistenciesingeniousnessesingenuousnessesinsensibilitiesinsensitivitiesintangibilitiesintensivenessesinventivenessesinvincibilitiesmisinformationsmomentarinessesmomentousnessesoffensivenessesprognosticatorsreconciliationsreconfirmationsreconnaissancesreconsecrationsreconstitutionsreconstructionsrelinquishmentsresentfulnessesretentivenessesstrenuousnessestyrannosaurusesunconsciousnessachondroplasiasagranulocytosesagranulocytosisbioengineeringsdimenhydrinateserroneousnessesessentialnessesexponentiationsgreensicknessesimmunoglobulinsinsensitivenessplainspokennessplaintivenessesreconditenessessaponificationsunconscientiousadrenalectomiesammonificationsarrondissementsbelongingnessesbrainlessnessesbraunschweigerschronobiologieschronotherapiesdeconsecrationsdecontaminatorsdefenestrationsdefensibilitiesdemandingnessesdisinfestationsdomineeringnessechinodermatousenvenomizationsexpandabilitiesexpansibilitiesexpendabilitiesexsanguinationsextendabilitiesextensibilitiesextinguishmentsfeloniousnessesimmunoblottingsimmunodiagnosesimmunodiagnosisimmunotherapiesinconvenienciesmononucleosisesmononucleotidesnonenforcementsnonengineeringsnoninformationsnonintercoursesnoninvolvementsnonuniformitiesnonuniquenessesnonuniversitiesorganochlorinesorganometallicsparanormalitiespatentabilitiespersnicketinesspolynucleotidesrecanalizationsredintegrationsrefundabilitiesremanufacturersremonetizationsretinoblastomasribonucleosidesribonucleotidessaponaceousnesssecondarinessesstrongyloidosesstrongyloidosissubinfeudationstelangiectasiastriangularitiesunconcernednessunpunctualitiesvoluntarinesses

About this list

Words
128 (48 common words)
Common example
administrations
Rare example
voluntarinesses
Doubled letters
52
Ending in S
128
Most frequent letter
I (116)

Questions

How many 15-letter words matching ____n_________s are there?

128. 48 of them are common words.

What is a common example?

ADMINISTRATIONS is among the common words in this set.