13-Letter Words Matching _F__________S

There are 13 13-letter words that match _F__________S. 6 are common words, such as AFTERTHOUGHTS and EFFECTIVENESS. A rarer one is EFFORTFULNESS. In this set, E is the most frequent open letter (13 words). 12 words contain a doubled letter.

Full list 13

afterthoughtseffectivenessoffensivenessoffhandednessofficeholdersofficiousnessaffectivenesseffectivitieseffectualnesseffectuationsaffectionlessaffectivitieseffortfulness

About this list

Words
13 (6 common words)
Common example
afterthoughts
Rare example
effortfulness
Doubled letters
12
Ending in S
13
Most frequent letter
E (13)

Questions

How many 13-letter words matching _f__________s are there?

13. 6 of them are common words.

What is a common example?

AFTERTHOUGHTS is among the common words in this set.