Un-infected is a term used to describe something that has not been contaminated or affected by disease, infection, or harmful substances. Its antonyms would refer to things that are, in fact, contaminated, infected, or diseased. Some antonyms for "uninfected" include infected, contaminated, tainted, poisoned, diseased, and sick. These words indicate a state of being, a condition that is not safe, healthy, or clean. They can be used to describe a variety of things, such as food, water, air, people or animals, and even computer systems. It is important to identify antonyms for "uninfected" to ensure our safety and well-being.