11-Letter Words Containing IRT

There are 22 11-letter words that contain IRT. 18 are common words, such as AFTERBIRTHS and BIRTHPLACES. A rarer one is REDSHIRTING. In this set, S is the most frequent open letter (22 words). 5 words contain a doubled letter.

Full list 22

afterbirthsbirthplacesbirthrightsbirthstoneschildbirthsdirtinessesflirtationsflirtatiousmirthlesslynightshirtsshirtfrontsshirtsleeveshirtwaistsstillbirthssweatshirtsthirteenthsundershirtsunderskirtsminiskirtedshirtmakersbrownshirtsredshirting

About this list

Words
22 (18 common words)
Common example
afterbirths
Rare example
redshirting
Doubled letters
5
Ending in S
18
Most frequent letter
S (22)

Questions

How many 11-letter words containing irt are there?

22. 18 of them are common words.

What is a common example?

AFTERBIRTHS is among the common words in this set.