6-Letter Words Matching E_F___

There are 12 6-letter words that match E_F___. 8 are common words, such as EFFACE and EFFECT. A rarer one is ELFINS. In this set, F is the most frequent open letter (8 words). 8 words contain a doubled letter.

Full list 12

effaceeffecteffeteeffigyefforteffuseelfishenfoldeffingeffluxenfaceelfins

About this list

Words
12 (8 common words)
Common example
efface
Rare example
elfins
Doubled letters
8
Ending in S
1
Most frequent letter
F (8)

Questions

How many 6-letter words matching e_f___ are there?

12. 8 of them are common words.

What is a common example?

EFFACE is among the common words in this set.