Across
- 5. undefeated, unconquered
- 7. belonging to a widely accepted group
- 8. one-millionth of a second
- 9. someone who is extremely addicted
Down
- 1. an outside door over a stairway, leading to a cellar
- 2. crouching down
- 3. the action or process of propelling
- 4. an aircraft propelled by flapping wings
- 6. having human characteristics, resembling humans