The term 'WASHES AWAY' can be summarized by the crossword solution 'ERODES, ' which is a 6-letter word. Erosion is a natural process in which soil, rocks, and other materials are worn away by wind, water, or other natural forces. Over time, erosion can cause significant changes to the landscape, such as the formation of valleys, canyons, and other features. In this way, the term 'WASHES AWAY' can be understood to mean that something is gradually being eroded away.