9-Letter Words Matching ______D_M

There are 15 9-letter words that match ______D_M. 6 are common words, such as COFFERDAM and MARTYRDOM. A rarer one is UNFREEDOM. In this set, O is the most frequent open letter (14 words). 6 words contain a doubled letter.

Full list 15

cofferdammartyrdomnonrandomprincedomsheikhdomthralldombeadledombumbledomcommendamcredendumhippiedomkaiserdomsquiredomyuppiedomunfreedom

About this list

Words
15 (6 common words)
Common example
cofferdam
Rare example
unfreedom
Doubled letters
6
Ending in S
0
Most frequent letter
O (14)

Questions

How many 9-letter words matching ______d_m are there?

15. 6 of them are common words.

What is a common example?

COFFERDAM is among the common words in this set.