12-Letter Words Matching _F_I________

There are 12 12-letter words that match _F_I________. 7 are common words, such as AFFILIATIONS and AFFIRMATIONS. A rarer one is OFFISHNESSES. In this set, F is the most frequent open letter (12 words). 12 words contain a doubled letter.

Full list 12

affiliationsaffirmationsaffirmativesefficienciesofficeholderofficialdomsofficialismsofficialesesofficiationsafficionadosefficacitiesoffishnesses

About this list

Words
12 (7 common words)
Common example
affiliations
Rare example
offishnesses
Doubled letters
12
Ending in S
11
Most frequent letter
F (12)

Questions

How many 12-letter words matching _f_i________ are there?

12. 7 of them are common words.

What is a common example?

AFFILIATIONS is among the common words in this set.