What is it called when you pretend to be someone else?

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Tags

1. #words
2. #illegal
3. #someone
4. #usually
5. #pretend
6. #intent
7. #deceive
8. #acting
9. #person
10. #different
11. #unethical
12. #another
13. #imitate
14. #means
15. #really
16. #impersonate
17. #purpose
18. #connotations
19. #there