Stairway (noun)

1. A set of steps for climbing up or down, typically with a rail or walls on either side.
2. A passage or hall in a building leading to a higher or lower level.

Origin:

From old english stæger "staircase", from stæger "steep" + weg "way".

Examples:

1. She walked up the stairway to the second floor.
2. The stairway was narrow and winding.
3. He built a secret stairway behind the bookshelf.
4. I heard a noise coming from the stairway.
5. The stairway led to the attic.