9-Letter Words Matching ___F___D_

There are 20 9-letter words that match ___F___D_. 5 are common words, such as AIRFIELDS and CONFOUNDS. A rarer one is SULFOXIDE. In this set, S is the most frequent open letter (20 words). 5 words contain a doubled letter.

Full list 20

airfieldsconfoundsdumfoundsoutfieldsscaffoldsoilfieldsasafetidabeefwoodsgulfweedshayfieldssurfbirdscanfieldsmidfieldsmisfieldsnonfluidsprofoundsselfhoodsserfhoodssubfieldssulfoxide

About this list

Words
20 (5 common words)
Common example
airfields
Rare example
sulfoxide
Doubled letters
5
Ending in S
18
Most frequent letter
S (20)

Questions

How many 9-letter words matching ___f___d_ are there?

20. 5 of them are common words.

What is a common example?

AIRFIELDS is among the common words in this set.