7-Letter Words Matching _F____S

There are 20 7-letter words that match _F____S. 15 are common words, such as AFFAIRS and AFFECTS. A rarer one is AFTOSAS. In this set, F is the most frequent open letter (16 words). 17 words contain a doubled letter.

Full list 20

affairsaffectsaffirmsaffixesaffordsaffraysafghanseffaceseffectseffortseffusesoffendsofficesoffingsoffsetsoffcutssfericsaffinesafreetsaftosas

About this list

Words
20 (15 common words)
Common example
affairs
Rare example
aftosas
Doubled letters
17
Ending in S
20
Most frequent letter
F (16)

Questions

How many 7-letter words matching _f____s are there?

20. 15 of them are common words.

What is a common example?

AFFAIRS is among the common words in this set.