8-Letter Words Matching ___S_F__

There are 17 8-letter words that match ___S_F__. 9 are common words, such as BLISSFUL and BOASTFUL. A rarer one is TRISTFUL. In this set, L is the most frequent open letter (15 words). 3 words contain a doubled letter.

Full list 17

blissfulboastfulchestfulglassfulhorseflyhouseflyhousefulkissoffstrustfulblushfulfeastfulghastfulmensefulmoistfulpresiftssensefultristful

About this list

Words
17 (9 common words)
Common example
blissful
Rare example
tristful
Doubled letters
3
Ending in S
2
Most frequent letter
L (15)

Questions

How many 8-letter words matching ___s_f__ are there?

17. 9 of them are common words.

What is a common example?

BLISSFUL is among the common words in this set.