Quick crossword

ACROSS 6. Deaden a sound (6) 7. Drives forward (6) 10. Runner (7) 11. Pace (5) 12. Ladder crosspiece (4) 13. Void (5) 16. Started (5) 17. Money (4) 20. Creamy-white colour (5) 21. Prime cut of steak (7) 22. Wager (6) 23. Violent exhalation (6) DOWN 1. Mortifying (12) 2. Casual (7) 3. Slumber (5) 4. Copy (7) 5. Conditions (5) 8. Swindled (5-7) 9. Pay back (9) 14. Use again (7) 15. Soldier’s knife (7) 18. Condemns (5) 19. Stadium (5)