12-Letter Words Matching B_____G_____

There are 12 12-letter words that match B_____G_____. 9 are common words, such as BATTLEGROUND and BEGRUDGINGLY. A rarer one is BULLDOGGINGS. In this set, L is the most frequent open letter (11 words). 8 words contain a doubled letter.

Full list 12

battlegroundbegrudginglybibliographybillingsgateboondogglersboondogglingbootleggingsbullfightersbullfightingbiogeographybacklightingbulldoggings

About this list

Words
12 (9 common words)
Common example
battleground
Rare example
bulldoggings
Doubled letters
8
Ending in S
4
Most frequent letter
L (11)

Questions

How many 12-letter words matching b_____g_____ are there?

12. 9 of them are common words.

What is a common example?

BATTLEGROUND is among the common words in this set.