15-Letter Words Matching ______T____S___

There are 21 15-letter words that match ______T____S___. 8 are common words, such as AIRWORTHINESSES and CONCEITEDNESSES. A rarer one is PERVERTEDNESSES. In this set, N is the most frequent open letter (21 words). 14 words contain a doubled letter.

Full list 21

airworthinessesconceitednessescontentednessesrevolutionisingseaworthinessessprightlinessesunhealthinessesunsightlinessescontortionisticexhibitionisticperfectionisticbenightednessescollectednessesconceptualisingconceptualisticconcertednessesconnectednessesdelightednessesidiomaticnessesnonpartisanshippervertednesses

About this list

Words
21 (8 common words)
Common example
airworthinesses
Rare example
pervertednesses
Doubled letters
14
Ending in S
14
Most frequent letter
N (21)

Questions

How many 15-letter words matching ______t____s___ are there?

21. 8 of them are common words.

What is a common example?

AIRWORTHINESSES is among the common words in this set.