1. A type of sailing ship
7. Blacken
8. Nursemaid
10. Sleep through the winter
12. Frozen
13. Conditioned emotional response
14. Diameters
15. French for "Friend"
17. Unit of electrical current
20. Produces electricity
23. Prefix indicating change
24. Note
25. Used for sewing
1. Fashionable
2. Maze
3. Anger
4. A frying utensil
5. Skeletal
6. Charge per unit
7. 22nd letter in the Greek alphabet
9. Not him
11. Detection device
15. Annual General Meeting
16. Encounter
18. Mothers
19. Not amateur
21. Hearing organ
22. American Medical Association