Piling (noun)

1. A structure of iron or steel driven into the ground to provide support for a building or other structure, typically by acting as a foundation.
2. A stack or heap of things laid or lying one on top of the other.
3. A wooden post or metal rod driven into the ground to provide a support.

Origin:

Late middle english: from old french pille, from late latin pila "pillar", influenced by pile.

Examples:

1. The new building required the installation of many pilings.
2. The contractor examined the pilings for signs of damage.
3. He stacked the logs in neat piles.
4. She had a pile of laundry waiting for her when she got home.
5. The workers drove piles into the riverbed to stabilize the structure.