15-Letter Words Matching ____B__________

There are 34 15-letter words that match ____B__________. 11 are common words, such as AUTOBIOGRAPHERS and AUTOBIOGRAPHIES. A rarer one is UNSUBSTANTIALLY. In this set, S is the most frequent open letter (31 words). 16 words contain a doubled letter.

Full list 34

Common words

autobiographersautobiographiesdemobilizationsflibbertigibbetimmobilizationsinsubordinationinsubstantiallyrehabilitationstroubleshooterstroubleshootingunsubstantiatedagribusinessman
autobiographersautobiographiesdemobilizationsflibbertigibbetimmobilizationsinsubordinationinsubstantiallyrehabilitationstroubleshooterstroubleshootingunsubstantiatedagribusinessmancerebrovasculardefibrillationsexhibitionisticinsubordinatelyoverbearingnessphlebosclerosisplumbaginaceouspresbyterianismrhombencephalonagribusinessmenatrabiliousnessilliberalnessesindubitablenessmeroblasticallynonobjectivismsnonobjectivistsremobilizationsrepublicanizingsolubilizationstroublesomenesstroublousnessesunsubstantially

About this list

Words
34 (11 common words)
Common example
autobiographers
Rare example
unsubstantially
Doubled letters
16
Ending in S
19
Most frequent letter
S (31)

Questions

How many 15-letter words matching ____b__________ are there?

34. 11 of them are common words.

What is a common example?

AUTOBIOGRAPHERS is among the common words in this set.