QUICK CLUES:

Across

1. Sleep-walking (12) 7. Jester (5) 8. Punctuation mark (5) 9. Entrap (3) 10. Separate (9) 11. Pantry (6) 12. Bath sponge (6) 15. Siren (9) 17. Curve (3) 18. Restore to zero (5) 19. Rubbish (5) 21. Risk-taking businessman (12)

Down

1. Terminology (12) 2. Fuss (3) 3. Kindly (6) 4. Lustful (9) 5. Dance (5) 6. Preside (4,3,5) 7. Provide (5) 10. Onlooker (9) 13. Fragile (5) 14. Regain (6) 16. Stoneworker (5) 20. Charge (3)