Degradational is a word that describes something that is declining, falling apart or losing its quality. There are many other synonyms for this word that can be used to express the same meaning. These include words such as deteriorating, declining, decaying, deteriorative, falling, sinking, eroding, regressive, retrogressive and downward. Each of these words can be used to describe the process of something becoming worse over time. Whether it is the environment, a physical object or a person's health, using these synonyms for degradational can help to paint a clearer picture of the situation and convey the message more effectively.