"Vocabulary of unit 4": HTML5 Crossword

Across

1. to become very angry or excited (0,2,7)
3. as natural as possible (0,7)
5. to improve something (0,8)
7. without any doubts (0,9)
9. mostly using physical force to make someone leave a place (0,5)
10. substances that are added especially to food to make it look fresher (0,8)
12. someone who never drinks alcohol (0,8)
13. a picky person (0,5)
14. a written document which gives the permission to do something (0,7)

Down

2. lack of flavour (0,5)
3. to ignore or change a decision (0,8)
4. to think about something in a certain way (0,8,0)
6. another word for deadly (0,6)
8. to dress casual (0,5,4)
11. to take food or drink into the body (0,6)