7-Letter Words Matching ____RM_

There are 16 7-letter words that match ____RM_. 8 are common words, such as AFFIRMS and DEFORMS. A rarer one is THAIRMS. In this set, S is the most frequent open letter (16 words). 1 words contain a doubled letter.

Full list 16

affirmsdeformsdisarmsinformsreformsrewarmssquirmssquirmygisarmebewormsdegermsdepermsdewormsinfirmsprearmsthairms

About this list

Words
16 (8 common words)
Common example
affirms
Rare example
thairms
Doubled letters
1
Ending in S
14
Most frequent letter
S (16)

Questions

How many 7-letter words matching ____rm_ are there?

16. 8 of them are common words.

What is a common example?

AFFIRMS is among the common words in this set.