wastes

1.

廢棄物

use or expend carelessly, extravagantly, or to no purpose.

:
we can't afford to waste electricity
2.

廢棄物

(of a person or a part of the body) become progressively weaker and more emaciated.

:
she was visibly wasting away
1.

廢棄物

an act or instance of using or expending something carelessly, extravagantly, or to no purpose.

:
it's a waste of time trying to argue with him
2.

廢棄物

material that is not wanted; the unusable remains or byproducts of something.

:
bodily waste