12-Letter Words Matching ___R______G_

There are 22 12-letter words that match ___R______G_. 8 are common words, such as CHURCHGOINGS and EVERLASTINGS. A rarer one is WHERETHROUGH. In this set, I is the most frequent open letter (17 words). 3 words contain a doubled letter.

Full list 22

churchgoingseverlastingsheartstringsmerrymakingsmicrobiologypharmacologyshortcomingssurroundingsastrobiologyastrogeologyhydrogeologymatrilineageneurobiologyovercastingspatrilineagepharyngologybearbaitingshaircuttingshairstylingshydrobiologyoverhuntingswherethrough

About this list

Words
22 (8 common words)
Common example
churchgoings
Rare example
wherethrough
Doubled letters
3
Ending in S
11
Most frequent letter
I (17)

Questions

How many 12-letter words matching ___r______g_ are there?

22. 8 of them are common words.

What is a common example?

CHURCHGOINGS is among the common words in this set.