Why is saying shut up rude?

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Tags

1. #mouth
2. #quiet
3. #commonly
4. #shortened
5. #making
6. #perceived
7. #otherwise
8. #forceful
9. #phrase
10. #which
11. #command
12. #similar
13. #noise
14. #communicating
15. #direct
16. #meaning
17. #talking
18. #probably