9-Letter Words Matching ___Y__O__

There are 20 9-letter words that match ___Y__O__. 8 are common words, such as ANHYDROUS and BABYHOODS. A rarer one is LADYHOODS. In this set, O is the most frequent open letter (15 words). 6 words contain a doubled letter.

Full list 20

anhydrousbabyhoodscopybooksplaybooksplayroomspolyamorypolyglotspolyphonyaphyllousholystonekaryosomemolybdousplaygrouppolyphonepolyploidsphygmoidcalypsoescorymbosekaryologyladyhoods

About this list

Words
20 (8 common words)
Common example
anhydrous
Rare example
ladyhoods
Doubled letters
6
Ending in S
10
Most frequent letter
O (15)

Questions

How many 9-letter words matching ___y__o__ are there?

20. 8 of them are common words.

What is a common example?

ANHYDROUS is among the common words in this set.