defile
definition: a narrow pass (especially one between mountains)
example:
speech part: noun
synonyms:
gorge
definition: spot, stain, or pollute
example: The townspeople defiled the river by emptying raw sewage into it
speech part: verb
synonyms:
foul
definition: make dirty or spotty, as by exposure to air
example:
speech part: verb
synonyms:
stain
definition: place under suspicion or cast doubt upon
example:
speech part: verb
synonyms:
corrupt