Besmattering refers to the act of splashing or staining with dirt or other substances. The antonyms for this word are words that refer to cleansing, purifying, or clearing away. Some antonyms for besmattering include cleaning, washing, scouring, polishing, and shining. These words have strong connotations of removing impurities or undesired substances from a surface or object. They imply an act of restoring something to its original state, whether it is a person or an object. Antonyms for besmattering have a positive connotation and suggest a sense of freshness, purity, and renewal.