What is considered proficient in a language?

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Tags

1. #speak
2. #conversational
3. #estimated
4. #between
5. #basic
6. #might
7. #perform
8. #level
9. #require
10. #words
11. #proficiency
12. #native
13. #linguistic
14. #little
15. #language
16. #ability
17. #individual
18. #fluency