7-Letter Words Matching ___F_A_

There are 12 7-letter words that match ___F_A_. 5 are common words, such as HALFWAY and MUDFLAT. A rarer one is TAFFIAS. In this set, L is the most frequent open letter (6 words). 5 words contain a doubled letter.

Full list 12

halfwaymudflatraffiasruffianwolframearflapmudflapturfmancowflapmaffiaspooftahtaffias

About this list

Words
12 (5 common words)
Common example
halfway
Rare example
taffias
Doubled letters
5
Ending in S
3
Most frequent letter
L (6)

Questions

How many 7-letter words matching ___f_a_ are there?

12. 5 of them are common words.

What is a common example?

HALFWAY is among the common words in this set.