11-Letter Words Matching ___F____O__

There are 13 11-letter words that match ___F____O__. 8 are common words, such as CONFECTIONS and CONFESSIONS. A rarer one is PILFERPROOF. 4 words contain a doubled letter.

Full list 13

confectionsconfessionsconflationsnonfictionsperfectionsperfunctoryprofessionsprofiteroleinofficiousprofanatoryreificatoryperforatorspilferproof

About this list

Words
13 (8 common words)
Common example
confections
Rare example
pilferproof
Doubled letters
4
Ending in S
8

Questions

How many 11-letter words matching ___f____o__ are there?

13. 8 of them are common words.

What is a common example?

CONFECTIONS is among the common words in this set.