Aging and Wearing away

Aging noun - The organic process of growing older and showing the effects of increasing age.

Wearing away and aging are semantically related. In some cases you can use "Wearing away" instead a noun "Aging".

Wearing away noun - Geology) the mechanical process of wearing or grinding something down (as by particles washing over it.

Aging and wearing away are semantically related. Sometimes you can use "Aging" instead a noun "Wearing away".