15-Letter Words Matching ___S_____A_____

There are 24 15-letter words that match ___S_____A_____. 10 are common words, such as CLASSIFICATIONS and DISSATISFACTION. A rarer one is SUBSTANTIALNESS. 8 words contain a doubled letter.

Full list 24

classificationsdissatisfactionexistentialismsexistentialistspressurizationssensationalismssensationalistssensationalizedsensationalizessubstantiationsdissatisfactoryopisthognathouspassifloraceousbiosystematistsmissionizationsnonsegregationsnonsensicalnessnonsimultaneousplasticizationsprosopographiessensationalisedsensationalisessensualizationssubstantialness

About this list

Words
24 (10 common words)
Common example
classifications
Rare example
substantialness
Doubled letters
8
Ending in S
20

Questions

How many 15-letter words matching ___s_____a_____ are there?

24. 10 of them are common words.

What is a common example?

CLASSIFICATIONS is among the common words in this set.