Yesterday Across:

1. Deputising 7. Incur 8. Throw up 10. Skylight 11. Sour 13. Client 15. Catnap 17. Arid 18. Prisoner 21. Shackle 22. Omits 23. Dead centre.

Down: 1. Decay 2. Portions 3. Tetchy 4. Serf 5. Newborn 6. First-class

9. Paraphrase 12. Passport 14. Imitate 16. Grieve 19. Noise 20. Skid.