4. Sport controller
9. Stock-still
12. Small computers
14. US aeronautical agency
15. Female given name
16. Test
17. Old Nicaraguan capital
18. East Indian relish
20. Male name
21. Stargazers
25. Obsolete form of shall
27. Thinner
31. Dictionary (abbrev)
33. Ostrich-like birds
34. Hawaiian island
35. New Jersey city
36. Overcrowded building
37. Test (3,3)
38. Knock

Down

1. Ruler of a small state
2. Spanish adventurers
3. Viscous substance
5. Male name
6. Gun
7. Sin
8. Go up
10. Tight
11. Stun
13. Approach!
19. Pulls sharply
22. One-way gear
23. SE Ontario city
24. Without delay
26. Prevaricator
28. Hurl
29. Male or female given name
30. Shotform of Rudolf
32. Tunny