Used when physical objects are altered by external forces like friction or weather. The steps leading to the monument have worn away after centuries of use.
Pro Tip 2/3
Natural Processes
It often refers to changes that occur naturally over a long period. The coastline has worn away due to constant wave action.
Pro Tip 3/3
Slow Progression
Emphasizes a gradual process, not an immediate change. The paint on the old house had worn away, revealing the wood beneath.