11-Letter Words Matching F____S_____

There are 20 11-letter words that match F____S_____. 6 are common words, such as FANTASIZING and FANTASTICAL. A rarer one is FUNGISTATIC. In this set, I is the most frequent open letter (17 words). 5 words contain a doubled letter.

Full list 20

fantasizingfantasticalflorescencefoolishnessfoppishnessfurnishingsfaddishnessfemtosecondfieldstonesfantasisingfantasizersfantasylandfiberscopesfieldstripsfieldstriptfloristriesfolkishnessfortissimosframeshiftsfungistatic

About this list

Words
20 (6 common words)
Common example
fantasizing
Rare example
fungistatic
Doubled letters
5
Ending in S
12
Most frequent letter
I (17)

Questions

How many 11-letter words matching f____s_____ are there?

20. 6 of them are common words.

What is a common example?

FANTASIZING is among the common words in this set.