13-Letter Words Matching _____RM______

There are 19 13-letter words that match _____RM______. 5 are common words, such as CONFIRMATIONS and CONFORMATIONS. A rarer one is PRETERMITTING. In this set, O is the most frequent open letter (17 words). 6 words contain a doubled letter.

Full list 19

confirmationsconformationsdisharmoniousmalformationsmastermindingcostermongersharbormastersuniformnessesconfirmednessdisharmonizeddisharmonizesnonpermissiveperformativespreformationspreformattingpreformulatedpreformulatespretermissionpretermitting

About this list

Words
19 (5 common words)
Common example
confirmations
Rare example
pretermitting
Doubled letters
6
Ending in S
12
Most frequent letter
O (17)

Questions

How many 13-letter words matching _____rm______ are there?

19. 5 of them are common words.

What is a common example?

CONFIRMATIONS is among the common words in this set.