15-Letter Words Matching ___IF__________

There are 12 15-letter words that match ___IF__________. 1 are common words, such as ARTIFICIALITIES and ANTIFASHIONABLE. A rarer one is VERIFIABILITIES. 4 words contain a doubled letter.

Full list 12

artificialitiesantifashionableantifederalistsantiferromagnetantifilibustersantiforeclosurecodifiabilitiesdedifferentiateindifferentismsindifferentistsmodifiabilitiesverifiabilities

About this list

Words
12 (1 common words)
Common example
artificialities
Rare example
verifiabilities
Doubled letters
4
Ending in S
8

Questions

How many 15-letter words matching ___if__________ are there?

12. 1 of them are common words.

What is a common example?

ARTIFICIALITIES is among the common words in this set.