12-Letter Words Matching ____F_E_____

There are 19 12-letter words that match ____F_E_____. 14 are common words, such as CHAUFFEURING and DECAFFEINATE. A rarer one is SEMIFLEXIBLE. In this set, I is the most frequent open letter (17 words). 13 words contain a doubled letter.

Full list 19

chauffeuringdecaffeinatedisaffectingdisaffectiongenuflectinggenuflectionindifferenceinsufferableinsufferablynoneffectiveproofreadersproofreadingshuffleboardwhiffletreesgenuflexionsunreflectingunreflectiveindifferencysemiflexible

About this list

Words
19 (14 common words)
Common example
chauffeuring
Rare example
semiflexible
Doubled letters
13
Ending in S
3
Most frequent letter
I (17)

Questions

How many 12-letter words matching ____f_e_____ are there?

19. 14 of them are common words.

What is a common example?

CHAUFFEURING is among the common words in this set.