6-Letter Words Matching __R_F_

There are 18 6-letter words that match __R_F_. 13 are common words, such as ADRIFT and BEREFT. A rarer one is RARIFY. In this set, I is the most frequent open letter (11 words). 3 words contain a doubled letter.

Full list 18

adriftbereftcarafepurifyrarefyscruffserifsshriftstrafestrifetariffthriftverifyaerifyaurifyshroffagraferarify

About this list

Words
18 (13 common words)
Common example
adrift
Rare example
rarify
Doubled letters
3
Ending in S
1
Most frequent letter
I (11)

Questions

How many 6-letter words matching __r_f_ are there?

18. 13 of them are common words.

What is a common example?

ADRIFT is among the common words in this set.