Previous solution

Across: 1. Racy 3. Reliable 9. Pioneer 10. Frame 11. Undetectable 13. Ensued 15. Emerge 17. Combinations 20. Karma 21. Inroads 22. Per annum 23. Asks.

Down: 1. Raptures 2. Crowd 4. Enrich 5. Inflammatory 6. Brawler 7. Ever

8. Feather-brain 12. Persists 14. Scourer 16. In lieu 18. Orals 19. Skip.