1. to make dirty or stained with smut or soot; to soil or blacken
Usage: transitive verb; somewhat archaic or literary

Examples

• The chimney smoke besmutted the white curtains.
• Coal dust besmutted his face and hands.
• The factory's emissions besmutted the neighborhood buildings.
• Her reputation was besmutted by false accusations.
• The child's clothes were besmutted after playing in the garden.