Pounding (noun)

1. The act of striking heavily and repeatedly.
2. A pounding sound or noise.
3. A beating or throbbing pain.

Origin:

From pound +‎ -ing.

Examples:

1. The pounding of the drums could be heard for miles around.
2. The pounding of the waves against the shore was deafening.
3. He complained of a pounding headache that wouldn't go away.