1) Causing decay 2) Causing deterioration 3) Causing erosion 4) Causing to wear away 5) Caustic 6) Chafing 7) Corrodible 8) Destructive 9) Like glaciers and waves 10) Like lye 11) Like running water 12) Like rushing water 13) Like the wind 14) Like waves on a shore 15) Like waves on a shoreline 16) Like waves, to shorelines Found on https://www.crosswordclues.com/clue/erosive