1. A substance that can cause a sudden release of energy
2. To burn or shine unsteadily
3. A handheld firework that emits sparks
4. To make a series of short, sharp, and popping sounds
5. A state of physical or emotional exhaustion
6. A sudden burst of light or flame
7. Electromagnetic radiation
8. To undergo combustion
9. To give off light
10. The transfer of thermal energy
11. A small, glowing piece of burning wood or coal
12. A sudden and powerful release of energy
13. A prolonged period of excessively hot weather
14. To set something on fire
15. Small, bright light reflections
16. A very bright and intense fire
17. A brief or slight flash of light
18. An explosive device used to produce a visual or auditory effect
19. A small fiery particle