Absterges means to cleanse or purify. Its antonyms are words that convey opposite meanings like stain, taint, soil, and corrupt. For example, when you use the antonym "stain," you are referring to a situation where something becomes dirty or discolored. Taint refers to the contamination or pollution of something. Soil is a word that implies the act of making something dirty or unclean. Finally, corrupt is the complete opposite of absterges, as it describes something that has become morally, socially, or politically corrupt. When writing or communicating, using antonyms can help you convey your message more effectively by providing a clear contrast to the idea you are trying to convey.