14-Letter Words Matching ____T_N_______

There are 31 14-letter words that match ____T_N_______. 7 are common words, such as EXISTENTIALISM and EXISTENTIALIST. A rarer one is TRUSTINGNESSES. In this set, I is the most frequent open letter (29 words). 9 words contain a doubled letter.

Full list 31

Common words

existentialismexistentialistfleetingnessesmonotonousnesspenitentiariessubstantiatingsubstantiationcountinghousespolytonalitiesscrutinizationsubstantialismsubstantialize
existentialismexistentialistfleetingnessesmonotonousnesspenitentiariessubstantiatingsubstantiationcountinghousespolytonalitiesscrutinizationsubstantialismsubstantializeunostentatiousexactingnessesgelatinizationgelatinousnessgluttonousnesshypotonicitieskeratinizationkeratinophilicmilitantnessesmonotonicitiesposttensioningserotoninergicspectinomycinssubstantialitysubstantiativesubstantivallysubstantivizedsubstantivizestrustingnesses

About this list

Words
31 (7 common words)
Common example
existentialism
Rare example
trustingnesses
Doubled letters
9
Ending in S
15
Most frequent letter
I (29)

Questions

How many 14-letter words matching ____t_n_______ are there?

31. 7 of them are common words.

What is a common example?

EXISTENTIALISM is among the common words in this set.