(If you just want a list of words with a "Z" in the middle, see here.)
Listed below are the 25 most played words in Scrabble that contain a "Z" but do not start or end with "Z". The words are presented in playrank order, meaning AZO is the most played word of the bunch, ADZE is the second most played, and so on down the list. This information only applies to games played using the OWL2 official word list.
All of these words are played regularly.
1. azo
2. adze
3. bize
4. izar
5. azon
6. ooze
7. tzar
8. azan
9. nazi
10. azine
11. czar
12. orzo
13. ouzo
14. meze
15. faze
16. size
17. ozone
18. ditzy
19. doze
20. azoic
21. adzed
22. azote
23. haze
24. adoze
25. gaze
This list is original research from ScrabbleGuru.com. Come visit us for more!