15-Letter Words Matching ____R_____T____

There are 63 15-letter words that match ____R_____T____. 18 are common words, such as CENTRALIZATIONS and CONGRATULATIONS. A rarer one is UNDERNUTRITIONS. In this set, S is the most frequent open letter (62 words). 5 words contain a doubled letter.

Full list 63

Common words

centralizationscongratulationsdemoralizationsdiscriminationsdisorientationsenvironmentallyfederalizationsgeneralizationsgentrificationsinterpretationsliberalizationsnaturalizations
centralizationscongratulationsdemoralizationsdiscriminationsdisorientationsenvironmentallyfederalizationsgeneralizationsgentrificationsinterpretationsliberalizationsnaturalizationsneutralizationssuperannuationssupererogationssuperscriptionssuperstructuresundervaluationsaftersensationsanthropometriesimperscriptibleinterpellationsmistranslationsproprioceptionssuperstructuralunderinvestmentanthropopathismcentrifugationsconcretizationscontrapositionscontrapositivesenterocolitisesesterificationsgeneralisationshyperexcretionshyperinflationshypersecretionshypersensitizedhypersensitizesinteranimationsintergradationsinterlacustrineinterlineationsintermediationsinteroperativeslateralizationsliteralizationsmineralizationsmisorientationsmongrelizationsosmoregulationsoverregulationsprioritizationssclerotizationssecuritizationssuperelevationssuperinductionssuperinfectionssupernutritionssuperovulationssupersymmetriesunderinflationsundernutritions

About this list

Words
63 (18 common words)
Common example
centralizations
Rare example
undernutritions
Doubled letters
5
Ending in S
56
Most frequent letter
S (62)

Questions

How many 15-letter words matching ____r_____t____ are there?

63. 18 of them are common words.

What is a common example?

CENTRALIZATIONS is among the common words in this set.