What is difference between RAC and WL?

Related questions

1. What if RAC is not confirmed?
2. When can I check in for my Etihad flight?
3. Can I see what seats are available on a flight?
4. Is Etihad part of oneworld?
5. How can I find my seat number in flight?
6. Can I get my boarding pass at the airport?
7. What is CNF?
8. What are the best seats on a plane?
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Tags

1. #chances
2. #cancellation
3. #means
4. #waiting
5. #someone
6. #ticket
7. #confirmed
8. #stands
9. #against
10. #converted
11. #share
12. #while
13. #reservation
14. #there