9-Letter Words Matching ___I_F___

There are 14 9-letter words that match ___I_F___. 5 are common words, such as BASINFULS and DISINFECT. A rarer one is TRAINFULS. In this set, S is the most frequent open letter (12 words). 2 words contain a doubled letter.

Full list 14

basinfulsdisinfectmisinformsatisfiedsatisfiesdevilfishdisinfestsnailfishspoilfivesquiffierteniafugemisinferstariffingtrainfuls

About this list

Words
14 (5 common words)
Common example
basinfuls
Rare example
trainfuls
Doubled letters
2
Ending in S
4
Most frequent letter
S (12)

Questions

How many 9-letter words matching ___i_f___ are there?

14. 5 of them are common words.

What is a common example?

BASINFULS is among the common words in this set.