Diffuse phlegmon, also known as cellulitis, is a severe bacterial infection that spreads rapidly through the skin, muscle, and soft tissues. Unlike its antonyms, which are often used to describe a state of order or control, diffuse phlegmon implies chaos, inflammation, and tissue destruction. Some opposite words for "diffuse phlegmon" might include words like orderly, contained, or structured. However, these antonyms do not necessarily represent the opposite of diffuse phlegmon's symptoms or characteristics. Instead, a more appropriate antonym might be "healthy tissue," which suggests a state of normalcy, vitality, and functioning.