What are 20 words with ow in them?

1. Bow

2. Cowl

3. Down

4. Fowl

5. Glow

6. Grow

7. Howl

8. Know

9. Low

10. Now

11. Plow

12. Pow

13. Show

14. Slow

15. Snow

16. Sow

17. Vow

18. Wow

19. Bellow

20. Hollow