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Across: 1. Driving 4. Tonight 8. Sips 9. Supplement 11. Eunuch 12. Investor 14. Sweat-shop 15. Spend 17. Roach 18. Rookeries 19. Tailback 21. Little 23. Privileged 24. Snap 25. Coyness 26. Pioneer.

Down: 1. Dispenser 2. Imponderability 3. Gout 4. Typing pool 5. Niece 6. Goes the distance 7. Tutor 10. Scotch 13. Characters 15. Specie 16. Distemper 19. Topic 20. Brine 22. Kelp.