Depleted
Part of speech: adjective
Definition: Used up, expended; of which nothing is left.
Part of speech: verb
Definition: To empty or unload, as the vessels of the human system, by bloodletting or by medicine.
Example sentence: Since I believe that a person's philosophical point of view has little meaning if it is not matched by being and action, I found myself willingly wed to an endless series of unpopular causes, experiences which I feel enriched my writing as much as they depleted other aspects of my life.
Deficient
Part of speech: adjective
Definition: Lacking something essential; often construed with in.Insufficient or inadequate in amount.