12-Letter Words Matching ___F____S___

There are 22 12-letter words that match ___F____S___. 14 are common words, such as ARTFULNESSES and CRAFTINESSES. A rarer one is SPIFFINESSES. 20 words contain a doubled letter.

Full list 22

artfulnessescraftinessesdraftinessesfitfulnessesfluffinessesjoyfulnesseslawfulnessesruefulnessesshiftinessessinfulnessesstuffinessesusefulnesseswilfulnesseswoefulnessesmanfulnessesdisfurnisheddisfurnishesmisfocussingprefocussingreafforestedsniffinessesspiffinesses

About this list

Words
22 (14 common words)
Common example
artfulnesses
Rare example
spiffinesses
Doubled letters
20
Ending in S
18

Questions

How many 12-letter words matching ___f____s___ are there?

22. 14 of them are common words.

What is a common example?

ARTFULNESSES is among the common words in this set.