12-Letter Words Matching __F___E_____

There are 20 12-letter words that match __F___E_____. 13 are common words, such as DEFICIENCIES and DIFFERENTIAL. A rarer one is ENFRAMEMENTS. In this set, E is the most frequent open letter (20 words). 11 words contain a doubled letter.

Full list 20

deficienciesdifferentialeffervescenteffervescingefficienciesefflorescentenforcementsinflorescentrefrigerantsrefrigeratedrefrigeratesrefrigeratorsafekeepingsbiflagellatedifferencingdifferentiaeefflorescingaffectednessdeforcementsenframements

About this list

Words
20 (13 common words)
Common example
deficiencies
Rare example
enframements
Doubled letters
11
Ending in S
9
Most frequent letter
E (20)

Questions

How many 12-letter words matching __f___e_____ are there?

20. 13 of them are common words.

What is a common example?

DEFICIENCIES is among the common words in this set.