13-Letter Words Matching B_______L____

There are 20 13-letter words that match B_______L____. 7 are common words, such as BACCHANALIANS and BACKPEDALLING. A rarer one is BOARDSAILINGS. In this set, I is the most frequent open letter (19 words). 8 words contain a doubled letter.

Full list 20

bacchanaliansbackpedallingbacteriologicbicameralismsbilingualismsbountifulnessbrainchildrenbacteriolysesbacteriolysisbanderillerosblithefulnessbacteriolyticballhandlingsbeautifulnessbibliopolistsbilateralismsbimolecularlybipropellantsblanketflowerboardsailings

About this list

Words
20 (7 common words)
Common example
bacchanalians
Rare example
boardsailings
Doubled letters
8
Ending in S
14
Most frequent letter
I (19)

Questions

How many 13-letter words matching b_______l____ are there?

20. 7 of them are common words.

What is a common example?

BACCHANALIANS is among the common words in this set.