The phrase "muddies waters" often refers to making something unclear or confusing. The antonyms for this phrase would include terms such as elucidate, clarify, simplify, and refine. When we elucidate something, we make it clear and easy to understand. When we clarify something, we remove any confusion or uncertainty. Simplifying something means making it easier to comprehend or manage. Lastly, refining something usually involves improving it to be more precise, accurate, or focused. By using these antonyms in our communication, we can effectively convey our ideas with clear, concise, and relatable language.