12-Letter Words Matching _____F_I____

There are 12 12-letter words that match _____F_I____. 5 are common words, such as DECAFFEINATE and SATISFYINGLY. A rarer one is TOPLOFTINESS. In this set, L is the most frequent open letter (11 words). 5 words contain a doubled letter.

Full list 12

decaffeinatesatisfyinglysemiofficialspaceflightsterrifyinglygratifyinglyhorrifyinglymortifyinglymystifyinglystupefyinglyscarifyinglytoploftiness

About this list

Words
12 (5 common words)
Common example
decaffeinate
Rare example
toploftiness
Doubled letters
5
Ending in S
2
Most frequent letter
L (11)

Questions

How many 12-letter words matching _____f_i____ are there?

12. 5 of them are common words.

What is a common example?

DECAFFEINATE is among the common words in this set.