The antonyms for the word "more septic" can be "cleaner," "healthier," or "sterile." These words suggest a state of being free from harmful bacteria or other infectious agents. In the context of medical procedures, a sterile environment is crucial to prevent infections and promote healing. In contrast, a septic environment is full of toxins and harmful bacteria, which can cause serious health problems. It is, therefore, essential to maintain a clean and healthy environment to prevent the spread of infections, improve overall health, and promote faster healing. Antibiotics, disinfectants, and other preventive measures can be used to keep a place clean and free from harmful germs.