Mis-treating is defined as mistreating someone or something, and its antonyms refer to treating with kindness, respect, and care. Some antonyms for mis-treating include treating, caring, tending, handling, comforting, and nurturing. These words describe an attitude towards someone or something that results in positive treatment and behavior. The opposite of mistreating is especially pertinent when discussing how humans treat animals, the environment, and each other. It reminds us of the importance of treating all living things with kindness and respect, and how we can make a positive impact on our surroundings by behaving appropriately.