9-Letter Words Matching S______F_

There are 13 9-letter words that match S______F_. 4 are common words, such as SNOWDRIFT and SOLEMNIFY. A rarer one is SUPERWIFE. In this set, I is the most frequent open letter (10 words). 3 words contain a doubled letter.

Full list 13

snowdriftsolemnifystandoffssyllabifyspeechifyspindriftsanserifssemideifyshinleafssubchiefssupersafesupersoftsuperwife

About this list

Words
13 (4 common words)
Common example
snowdrift
Rare example
superwife
Doubled letters
3
Ending in S
4
Most frequent letter
I (10)

Questions

How many 9-letter words matching s______f_ are there?

13. 4 of them are common words.

What is a common example?

SNOWDRIFT is among the common words in this set.