9-Letter Words Containing FFS

There are 20 9-letter words that contain FFS. 12 are common words, such as BLASTOFFS and BRUSHOFFS. A rarer one is RIFFRAFFS. In this set, O is the most frequent open letter (13 words). 20 words contain a doubled letter.

Full list 20

blastoffsbrushoffscheckoffsdandruffsdyestuffshandcuffsknockoffsoffshootsoffspringoffstagesstandoffstradeoffsoffscreentipstaffswoodruffscalctuffsdandriffsoutbluffsoverruffsriffraffs

About this list

Words
20 (12 common words)
Common example
blastoffs
Rare example
riffraffs
Doubled letters
20
Ending in S
18
Most frequent letter
O (13)

Questions

How many 9-letter words containing ffs are there?

20. 12 of them are common words.

What is a common example?

BLASTOFFS is among the common words in this set.