9-Letter Words Matching Z____E___

There are 12 9-letter words that match Z____E___. 2 are common words, such as ZEITGEIST and ZOOKEEPER. A rarer one is ZYMOGENES. In this set, O is the most frequent open letter (9 words). 4 words contain a doubled letter.

Full list 12

zeitgeistzookeeperzapateadozucchettozygoteneszymogeniczymometerzarzuelaszeitgeberzoospermszoosterolzymogenes

About this list

Words
12 (2 common words)
Common example
zeitgeist
Rare example
zymogenes
Doubled letters
4
Ending in S
4
Most frequent letter
O (9)

Questions

How many 9-letter words matching z____e___ are there?

12. 2 of them are common words.

What is a common example?

ZEITGEIST is among the common words in this set.