Across
- 4. the action or process of flying through the air
- 5. develop gradually, especially from a simple to a more complex form
- 7. the maximum extent across the wings of an aircraft
- 9. move with a smooth continuous motion, typically with little noise
Down
- 1. restricted in size, amount, or extent; few, small, or short
- 2. having a hole or empty space inside
- 3. (of a bird) move (its wings) up and down when flying or preparing to fly
- 6. the power or ability to do something
- 8. to sail or hover in the air often at a great height