▶ Yesterday's solution

Across 1. Simile 4. Astern 9. Cedar 10. Tegmina 11. Epithet 13. Opus 14. Litmus-paper 17. Shed 18. Organza 21. Hetaira 22. End-on 24. Howler 25. Staple

Down 1. Sacred 2. Mud 3. Lurch 5. Signora 6. Epicurean 7. Near 8. Stateswoman 12. Irish stew 15. Midwife 16. Sarnie 19. Great 20. Shah 23. Dip