WordNet (r) 3.0 (2006):
wear away v 1: cut away in small pieces [syn: whittle away, whittle down, wear away] 2: diminish, as by friction; "Erosion wore away the surface" [syn: wear away, wear off] 3: become ground down or deteriorate; "Her confidence eroded" [syn: erode, gnaw, gnaw at, eat at, wear away]