What is the difference between what and which?

Related questions

1. Which Witch Is Witch?
2. How do you spell used to?
3. Who is Abigail on the Good Witch?
4. What does an upside down cross mean?
5. Which Witch is Spellzone?
6. Which Witch Is Which tongue twister?
7. Where is the VVitch set?
8. Will there be a season 6 of Good Witch?
9. Is there a new Good Witch movie coming?
10. What town is the Good Witch TV series filmed in?

Tags

1. #doesn
2. #requires
3. #grammatically
4. #replace
5. #which
6. #always
7. #usage
8. #generally
9. #other
10. #between
11. #formal
12. #asking
13. #speaking
14. #items
15. #though
16. #number
17. #however
18. #question
19. #choice
20. #around