QUICK

Across

1. Stick to the rules (4)

4. Relating to spring (6)

8. Extremist (7)

9. Beg (5)

10. Thin foil (4)

11. Oaty breakfast (8)

13. Gesture upon meeting (9)

17. Highly productive (8)

19. Exist (4)

21. Cocktail fruit (5)

22. Twist out of shape (7)

23. Protein substance (6)

24. Nerd (4)

Down

2. Under (7)

3. Mythical creature (4)

4. Ever-worsening situation (7,6)

5. Relating to river banks (8)

6. Up front (5)

7. Snake (5)

8. Genre of music (4)

12. Implausible (8)

14. Instalment (7)

15. Ghost (colloq) (5)

16. Liquefy (4)

18. Bulb used in cooking (5)

20. A hitch (4)