15-Letter Words Matching ______S_____S__

There are 13 15-letter words that match ______S_____S__. 2 are common words, such as ATHEROSCLEROSES and ATHEROSCLEROSIS. A rarer one is UNIVERSALNESSES. In this set, S is the most frequent open letter (13 words). 2 words contain a doubled letter.

Full list 13

atherosclerosesatherosclerosisancylostomiasisankylostomiasisphlebosclerosisancylostomiasesankylostomiasesnucleosynthesesnucleosynthesispossessednessespsychosynthesespsychosynthesisuniversalnesses

About this list

Words
13 (2 common words)
Common example
atheroscleroses
Rare example
universalnesses
Doubled letters
2
Ending in S
13
Most frequent letter
S (13)

Questions

How many 15-letter words matching ______s_____s__ are there?

13. 2 of them are common words.

What is a common example?

ATHEROSCLEROSES is among the common words in this set.