15-Letter Words Matching __F______L_____

There are 13 15-letter words that match __F______L_____. 2 are common words, such as INFALLIBILITIES and INFLEXIBILITIES. A rarer one is UNFAVORABLENESS. In this set, B is the most frequent open letter (13 words). 6 words contain a doubled letter.

Full list 13

infallibilitiesinflexibilitiesinflammablenessinfundibuliformaffectabilitiesaffordabilitiesdefeasibilitiesdefensibilitiesinfeasibilitiesreformabilitiesrefrangiblenessrefundabilitiesunfavorableness

About this list

Words
13 (2 common words)
Common example
infallibilities
Rare example
unfavorableness
Doubled letters
6
Ending in S
12
Most frequent letter
B (13)

Questions

How many 15-letter words matching __f______l_____ are there?

13. 2 of them are common words.

What is a common example?

INFALLIBILITIES is among the common words in this set.