15-Letter Words Matching ______S___R____

There are 14 15-letter words that match ______S___R____. 6 are common words, such as ATHEROSCLEROSES and ATHEROSCLEROSIS. A rarer one is PLETHYSMOGRAPHY. In this set, O is the most frequent open letter (14 words). 3 words contain a doubled letter.

Full list 14

atherosclerosesatherosclerosisbusinesspersonscongresspersonsmonounsaturatedpolyunsaturatedatheroscleroticconnoisseurshipphlebosclerosispolyunsaturatesmonounsaturatesnonaristocraticplethysmographsplethysmography

About this list

Words
14 (6 common words)
Common example
atheroscleroses
Rare example
plethysmography
Doubled letters
3
Ending in S
8
Most frequent letter
O (14)

Questions

How many 15-letter words matching ______s___r____ are there?

14. 6 of them are common words.

What is a common example?

ATHEROSCLEROSES is among the common words in this set.