6-Letter Words Containing FIR

There are 15 6-letter words that contain FIR. 9 are common words, such as AFFIRM and FIRERS. A rarer one is ZAFFIR. In this set, M is the most frequent open letter (6 words). 2 words contain a doubled letter.

Full list 15

affirmfirersfiringfirmedfirmerfirmlyfirstsfirthsinfirmfirkinkafirsrefirefirmankefirszaffir

About this list

Words
15 (9 common words)
Common example
affirm
Rare example
zaffir
Doubled letters
2
Ending in S
5
Most frequent letter
M (6)

Questions

How many 6-letter words containing fir are there?

15. 9 of them are common words.

What is a common example?

AFFIRM is among the common words in this set.