15-Letter Words Matching _____B_________

There are 55 15-letter words that match _____B_________. 12 are common words, such as ALPHABETIZATION and ANTIABORTIONIST. A rarer one is SUPERBUREAUCRAT. In this set, I is the most frequent open letter (52 words). 7 words contain a doubled letter.

Full list 55

Common words

alphabetizationantiabortionistcannibalizationdestabilizationdisembarkationsdisembowelmentsimprobabilitiesmicrobiologicalmicrobiologistsprefabricationsprohibitionistssyllabification
alphabetizationantiabortionistcannibalizationdestabilizationdisembarkationsdisembowelmentsimprobabilitiesmicrobiologicalmicrobiologistsprefabricationsprohibitionistssyllabificationcollaborativelyconsubstantiatedisembarrassingheartbreakinglyprohibitivenesssociobiologicalsociobiologistssuburbanizationtetrabranchiatethromboembolismthromboplastinsabsorbabilitiesantiobscenitiesastrobiologistsdecarboxylatingdecarboxylationdecarburizationdetribalizationdisambiguationsgnotobioticallyhydrobiologicalhydrobiologistsinterbehavioralmicrobarographsneurobiologicalneurobiologistsneuroblastomataopprobriousnessoverabstractingpaleobiologicalpaleobiologistspentobarbitonesphenobarbitonesphotobiologicalphotobiologistsprepublicationsradiobiologicalradiobiologistsrecombinationalrememberabilitysemiabstractionstockbrokeragessuperbureaucrat

About this list

Words
55 (12 common words)
Common example
alphabetization
Rare example
superbureaucrat
Doubled letters
7
Ending in S
24
Most frequent letter
I (52)

Questions

How many 15-letter words matching _____b_________ are there?

55. 12 of them are common words.

What is a common example?

ALPHABETIZATION is among the common words in this set.