15-Letter Words Matching ____R________N_

There are 85 15-letter words that match ____R________N_. 26 are common words, such as CENTRALIZATIONS and CONGRATULATIONS. A rarer one is VENTRILOQUIZING. In this set, I is the most frequent open letter (81 words). 10 words contain a doubled letter.

Full list 85

Common words

centralizationscongratulationscongresspersonsdemoralizationsdepersonalizingdiscriminationsdisorientationsfederalizationsgeneralizationsgentrificationsinterconnectinginterpretations
centralizationscongratulationscongresspersonsdemoralizationsdepersonalizingdiscriminationsdisorientationsfederalizationsgeneralizationsgentrificationsinterconnectinginterpretationsliberalizationsnaturalizationsneutralizationsprocrastinatingquadruplicatingrestrengtheningsuperannuationssuperconductingsupererogationssupersaturatingsuperscriptionsunderemploymentunderestimatingundervaluationsaftersensationsanagrammatizingdisarticulatinghyperextensionsintercommunionsinterpellationsmistranslationsneoarsphenamineproprioceptionssuperheterodyneunderinvestmentcentrifugationsconcretizationscontrapositionsdecarboxylatingepigrammatizingesterificationsgeneralisationshyperexcitementhyperexcretionshyperimmunizinghyperinflationshyperpolarizinghypersecretionsimpersonalizinginteranimationsinterconvertinginterdiffusionsinterdigitatingintergradationsinterlacustrineinterlineationsintermediationsinterpermeatinglateralizationsliteralizationsmineralizationsmisarticulatingmisorientationsmistranscribingmongrelizationsnephrectomizingosmoregulationsoverregulationsprioritizationssabermetricianssclerotizationssecuritizationssuperconvenientsuperelevationssupergovernmentsuperinductionssuperinfectionssupernutritionssuperovulationsuncircumcisionsunderinflationsundernutritionsventriloquizing

About this list

Words
85 (26 common words)
Common example
centralizations
Rare example
ventriloquizing
Doubled letters
10
Ending in S
55
Most frequent letter
I (81)

Questions

How many 15-letter words matching ____r________n_ are there?

85. 26 of them are common words.

What is a common example?

CENTRALIZATIONS is among the common words in this set.