15-Letter Words Matching _____D_________

There are 72 15-letter words that match _____D_________. 8 are common words, such as CONFIDENTIALITY and CONSIDERATENESS. A rarer one is UPGRADABILITIES. In this set, I is the most frequent open letter (67 words). 24 words contain a doubled letter.

Full list 72

Common words

confidentialityconsideratenessdependabilitiesgroundbreakingsincredibilitiesinterdependencelackadaisicallyunconditionallyachondroplasiascommodificationformidabilitieshydrodynamicist
confidentialityconsideratenessdependabilitiesgroundbreakingsincredibilitiesinterdependencelackadaisicallyunconditionallyachondroplasiascommodificationformidabilitieshydrodynamicistimponderabilityincredulousnessinfundibuliforminterdependencyorthodonticallyreconditenessesreproducibilityserendipitouslysynecdochicallyachondroplasticaffordabilitiesamphidiploidiesantieducationalarrondissementsbenzodiazepinescomradelinessesconfidingnessesdeacidificationdemandingnessesexcludabilitiesexpandabilitiesexpendabilitiesextendabilitiesextrudabilitiesgeohydrologistsgynandromorphichazardousnessesineradicabilityinterdiffusionsinterdigitatinginterdigitationinterdivisionalmicrodissectionmultidisciplinemultidivisionalnonadditivitiesnonindependencenonsedimentablenovemdecillionsoligodendrocyteoligodendrogliaoveradjustmentsoveradvertisingoveridentifyingphotodegradablephotodissociatephotoduplicatedphotoduplicatespostadolescentsprejudicialnesspremodificationrefundabilitiesregardfulnessessecondarinessessplendiferouslyspreadabilitiessubordinatenessultrademocraticuntraditionallyupgradabilities

About this list

Words
72 (8 common words)
Common example
confidentiality
Rare example
upgradabilities
Doubled letters
24
Ending in S
35
Most frequent letter
I (67)

Questions

How many 15-letter words matching _____d_________ are there?

72. 8 of them are common words.

What is a common example?

CONFIDENTIALITY is among the common words in this set.