12-Letter Words Matching ______R_G___

There are 12 12-letter words that match ______R_G___. 3 are common words, such as DELEVERAGING and DISCOURAGING. A rarer one is TRIMETROGONS. In this set, I is the most frequent open letter (10 words). 2 words contain a doubled letter.

Full list 12

deleveragingdiscouragingwheelwrightsmicroprogramsupererogatecounteragentdisaggregatediscouragersoutintriguedoutintriguessubmicrogramtrimetrogons

About this list

Words
12 (3 common words)
Common example
deleveraging
Rare example
trimetrogons
Doubled letters
2
Ending in S
4
Most frequent letter
I (10)

Questions

How many 12-letter words matching ______r_g___ are there?

12. 3 of them are common words.

What is a common example?

DELEVERAGING is among the common words in this set.