1. Pierce
5. The boundary of a surface
9. Code
10. Backsides
12. Relating to the lower body
13. A single splash
14. Mug
15. Perform surgery
17. Take to be true
19. Employee Stock Option Program
20. Approaches
22. Trees of the genus Ulmus
25. Threw
29. Earliest
31. Earned Run Average
32. The devil
33. Linger or dally
35. Way in
36. Fairies
37. Alone
38. Require
1. Anagram of "Souls"
2. Journeys
3. Father of Jehoshaphat
4. Turn into
5. Gaelic
6. Push down
7. Parties
8. Muse of lyric poetry
9. Isinglass
11. Stair
16. Bogs
18. Untangle
21. Decayed
22. Nature of being
23. Amounts lent
24. Slogan
26. Wait on
27. Made a mistake
28. 7 in a week
30. Ancient war goddess
34. Beer