defile
n : a narrow pass (especially one between mountains) [syn: {gorge}]
v 1: place under suspicion or cast doubt upon; "sully someone's
reputation" [syn: {sully}, {corrupt}, {taint}, {cloud}]
2: make dirty or spotty; also used metaphorically: "The silver
was tarnished by the long exposure to the air"; "Her
reputation was sullied after the affair with a married
man" [syn: {tarnish}, {maculate}, {sully}]
3: spot, stain, or pollute; "The townspeople defiled the river
by emptying raw sewage into it" [syn: {foul}, {befoul}, {maculate}]