9-Letter Words Matching ____TN___

There are 35 9-letter words that match ____TN___. 28 are common words, such as ADEPTNESS and ALERTNESS. A rarer one is UNAPTNESS. 32 words contain a doubled letter.

Full list 35

Common words

adeptnessalertnessbluntnesschestnutserectnessexactnessfaintnessfleetnessgauntnessgreatnessinaptnessineptness
adeptnessalertnessbluntnesschestnutserectnessexactnessfaintnessfleetnessgauntnessgreatnessinaptnessineptnessinertnesslightnesslightningmoistnessquietnessrightnessscantnessshortnesssmartnesssquatnessstoutnesssweetnessswiftnesstacitnesstightnessunfitnessapartnessdriftnetslicitnessovertnessadultnessswartnessunaptness

About this list

Words
35 (28 common words)
Common example
adeptness
Rare example
unaptness
Doubled letters
32
Ending in S
34

Questions

How many 9-letter words matching ____tn___ are there?

35. 28 of them are common words.

What is a common example?

ADEPTNESS is among the common words in this set.