coom¹ /koom/

1. Soot
2. Coal dust
3. Dust or grime of various kinds

To begrime

• Ruta
• rutabaga
• rutabagas
• Rutaceae
• rutaceous
• ruth
• Ruthene
• Ruthenian
• ruthenic
• ruthenious
• ruthenium
• rutheniums
• rutherford
• rutherfordium
• rutherfordiums
• rutherfords
• ruthful
• ruthfully
• ruthless
• ruthlessly
• ruthlessness
• ruthlessnesses
• ruths
• rutilant
• rutilated