General antonyms:
* Replenish: This is the most direct opposite, meaning to restore to a former level.
* Increase: This refers to making something larger or more abundant.
* Augment: This means to make something greater by adding to it.
* Enhance: This implies making something better or more significant.
* Amplify: This means to increase the strength or intensity of something.
Specific antonyms depending on the context:
* Recharge: If you are talking about depleting energy, the antonym could be recharge.
* Restore: If you are talking about depleting resources, the antonym could be restore.
* Populate: If you are talking about depleting a population, the antonym could be populate.
Example:
* Deplete: The drought has depleted the water supply.
* Replenish: The recent rains have replenished the water supply.
It is always a good idea to consider the specific context of the sentence when choosing the best antonym.