Is Depletive a Word?

Causing depletion. Any substance used to deplete.

Is depleted or has depleted?

verb (used with object), de·plet·ed, de·plet·ing. to decrease seriously or exhaust the abundance or supply of: The fire had depleted the game in the forest. Extravagant spending soon depleted his funds.

What is the noun for deplete?

n. The act or process of depleting. The state of being depleted; exhaustion.