depletion
reduction by using up
Roots
- de-: down, away, reversal, reduction, or removal
- plen / plet: fill, full, complete
Other words with the plen / plet root
- complement: something that completes another thing
- complementary: completing or fitting well with something
- complete: finished; lacking nothing
- completion: the act or state of finishing
- compliant: willing to obey or go along
- deplete: to use up or empty out
- plenary: complete or fully attended
Depletion is fullness becoming emptiness.
Sleep depletion made easy questions feel hostile.
Picture a reservoir dropping until the exposed wall shows what was used up.