QUICK CROSSWORD

Across

7. Highly unusual (13)

8. Shell (8)

9. Nervous (4)

10. Squanders (6)

12. Fasten or join (6)

14. Plaything (3)

15. Older, or higher in rank (6)

17. Neighbourhood (6)

19. Let fall (4)

21. Lucky charm (8)

23. Alien objects (6,7)

Down

1. Dig up (8)

2. School absentee (6)

3. US state (4)

4. Side on (8)

5. Turn upside down (6)

6. Boast (4)

11. Tactics (8)

13. Pirates (8)

16. Damage (6)

18. Cut in half (6)

20. Anger (4)

22. Single sheet of paper (4)