13-Letter Words Matching B_______R____

There are 20 13-letter words that match B_______R____. 6 are common words, such as BACCALAUREATE and BLACKBERRYING. A rarer one is BREASTSTROKER. In this set, A is the most frequent open letter (18 words). 7 words contain a doubled letter.

Full list 20

baccalaureateblackberryingboysenberriesbrainstormingbreaststrokesburglarproofsbioconversionblackcurrantsbathymetricalbeleaguermentbenzoapyrenesbetweenbrainsbildungsromanbioelectricalblackguardingblackguardismbraillewriterbrainstormersbreadboardingbreaststroker

About this list

Words
20 (6 common words)
Common example
baccalaureate
Rare example
breaststroker
Doubled letters
7
Ending in S
7
Most frequent letter
A (18)

Questions

How many 13-letter words matching b_______r____ are there?

20. 6 of them are common words.

What is a common example?

BACCALAUREATE is among the common words in this set.