1. Convulsion (8)
5. Floating in water (6)
9. A militant proponent of something (8)
10. Bar (6)
12. Ascribe (9)
13. A deep ravine (5)
14. Coke or Pepsi (4)
16. A very poisonous metallic element (7)
19. Umpire (7)
21. "Oh, my!" (4)
24. A group of birds (5)
25. Large long-armed ape (9)
27. Make mention (6)
28. Travel across (8)
29. Really enjoy (6)
30. Worker (8)
Down
1. The aspen or cottonwood (6)
2. Scarcity (6)
3. Eighteen in Roman numerals (5)
4. A food turner (7)
6. Absence of the sense of pain (9)
7. Deviant (8)
8. Inclination (8)
11. Stiff hair (4)
15. Outlying areas (9)
17. Traveler (8)
18. Eccentric (8)
20. Violent disturbance (4)
21. Scrambled letters that form a new word (7)
22. Blusterous (6)
23. A symptom of a cold (6)
26. A small mallet (5)