9-Letter Words Matching ____O__O_

There are 28 9-letter words that match ____O__O_. 13 are common words, such as AUDIOBOOK and COMMOTION. A rarer one is SPOROZOON. In this set, N is the most frequent open letter (20 words). 12 words contain a doubled letter.

Full list 28

Common words

audiobookcommotioncorrosioncosponsorcyclotronexplosionimplosionoratoriospromotionprotozoonschoolboyshadowbox
audiobookcommotioncorrosioncosponsorcyclotronexplosionimplosionoratoriospromotionprotozoonschoolboyshadowboxturbopropcollodiondiscommonectropionguncottonpaleontolphanotronprenotioncarrottopentropionmellotronmicromhosnondoctorphelonionsciroccossporozoon

About this list

Words
28 (13 common words)
Common example
audiobook
Rare example
sporozoon
Doubled letters
12
Ending in S
3
Most frequent letter
N (20)

Questions

How many 9-letter words matching ____o__o_ are there?

28. 13 of them are common words.

What is a common example?

AUDIOBOOK is among the common words in this set.