Using up and Wasting away

Using up noun - The act of consuming something.

Wasting away and using up are semantically related. In some cases you can use "Wasting away" instead the word "Using up" as a noun or a verb.

Wasting away noun - A decrease in size of an organ caused by disease or disuse.

Using up and wasting away are semantically related. Sometimes you can use "Using up" instead the word "Wasting away" as a noun or a verb.