Quick Clues:

Across 1. Additional (4) 8. Commotion (10) 9. Administer (8) 10. Egg-shaped (4) 12. Agile (6) 14. Contusion (6) 15. Fondle (6) 17. Vinegary (6) 18. Exploit (4) 19. Supplement (8) 21. Container (10) 22. Twilight (4)

Down 2. Lawful (10) 3. Cease (4) 4. Fawn (6) 5. Excellent (6) 6. Determined (8) 7. Soft wood (4) 11. Favourable (10) 13. Respite (8) 16. Sailor’s song (6) 17. Bearing (6) 18. Solid (4) 20. Require (4)