15-Letter Words Matching A__________O___

There are 16 15-letter words that match A__________O___. 2 are common words, such as ATHEROSCLEROSES and ATHEROSCLEROSIS. A rarer one is AUTOTETRAPLOIDY. In this set, L is the most frequent open letter (15 words). 4 words contain a doubled letter.

Full list 16

atherosclerosesatherosclerosisadenocarcinomasagranulocytosesagranulocytosisatheroscleroticaccommodationalacculturationalallotetraploidsallotetraploidyantieducationalantitraditionalariboflavinosesariboflavinosisautotetraploidsautotetraploidy

About this list

Words
16 (2 common words)
Common example
atheroscleroses
Rare example
autotetraploidy
Doubled letters
4
Ending in S
9
Most frequent letter
L (15)

Questions

How many 15-letter words matching a__________o___ are there?

16. 2 of them are common words.

What is a common example?

ATHEROSCLEROSES is among the common words in this set.