5-Letter Words Matching A_B__

There are 12 5-letter words that match A_B__. 7 are common words, such as ABBES and ABBEY. A rarer one is ALBAS. In this set, M is the most frequent open letter (6 words). 4 words contain a doubled letter.

Full list 12

abbesabbeyabbotalbumamberamblearborambitambosambryabbasalbas

About this list

Words
12 (7 common words)
Common example
abbes
Rare example
albas
Doubled letters
4
Ending in S
4
Most frequent letter
M (6)

Questions

How many 5-letter words matching a_b__ are there?

12. 7 of them are common words.

What is a common example?

ABBES is among the common words in this set.