12-Letter Words Matching ____E___F___

There are 12 12-letter words that match ____E___F___. 1 are common words, such as UNIDENTIFIED and FLAGELLIFORM. A rarer one is SCENESHIFTER. In this set, I is the most frequent open letter (12 words). 2 words contain a doubled letter.

Full list 12

unidentifiedflagelliformserpentiformthereinafterepileptiformflabelliformnoncertifiedprecertifiedprecertifiesreidentifiedreidentifiessceneshifter

About this list

Words
12 (1 common words)
Common example
unidentified
Rare example
sceneshifter
Doubled letters
2
Ending in S
2
Most frequent letter
I (12)

Questions

How many 12-letter words matching ____e___f___ are there?

12. 1 of them are common words.

What is a common example?

UNIDENTIFIED is among the common words in this set.