2 adjectives to describe scours

In Sennar, a province of the Egyptian Sudan, the Hammeg and Fungi enjoy the reputation of being powerful magicians who can turn themselves into hyaenas and in that guise scour the country at night, howling and gorging themselves.

After the china and glass were done and put up, came forth the coffee-pot and the two pans, and had their scald, and their little scour,a teaspoonful of sand must go to the daily cleansing of an iron utensil, in mother's hands; and that was clean work, and the iron thing never got to be "horrid," any more than a china bowl.

2 adjectives to describe  scours