13-Letter Words Matching __T_F________

There are 16 13-letter words that match __T_F________. 6 are common words, such as ARTIFICIALITY and DUTIFULNESSES. A rarer one is RUTHFULNESSES. In this set, N is the most frequent open letter (15 words). 5 words contain a doubled letter.

Full list 16

artificialitydutifulnessesfatefulnesseshatefulnessesnotificationsratificationsantifeminismsantifeministsantifertilitymetafictionalantiforeignerantiformalistantifrictionscitificationspitifulnessesruthfulnesses

About this list

Words
16 (6 common words)
Common example
artificiality
Rare example
ruthfulnesses
Doubled letters
5
Ending in S
11
Most frequent letter
N (15)

Questions

How many 13-letter words matching __t_f________ are there?

16. 6 of them are common words.

What is a common example?

ARTIFICIALITY is among the common words in this set.