13-Letter Words Matching ____R______G_

There are 12 13-letter words that match ____R______G_. 6 are common words, such as ENTERTAININGS and INTERMARRIAGE. A rarer one is WATERFOWLINGS. In this set, N is the most frequent open letter (12 words). 3 words contain a doubled letter.

Full list 12

entertainingsintermarriagepaperhangingsundercarriageundercoatingsunderpinningsanthropophagianthropophagyinterlanguageinterworkingsmotorboatingswaterfowlings

About this list

Words
12 (6 common words)
Common example
entertainings
Rare example
waterfowlings
Doubled letters
3
Ending in S
7
Most frequent letter
N (12)

Questions

How many 13-letter words matching ____r______g_ are there?

12. 6 of them are common words.

What is a common example?

ENTERTAININGS is among the common words in this set.