The antonyms for the word "most unsmudged" are words that describe something that is marked, stained, or blemished. Some antonyms include "dirty," "smudged," "streaked," "soiled," "spotted," and "tainted." Other antonyms for "most unsmudged" could be "smudgy," "mucky," "grubby," or "stained." These words suggest that something is not clean or clear and may have visible imperfections. It is important to use antonyms in writing or speech to help clarify the intended meaning and avoid confusion. By understanding the antonyms for a word like "most unsmudged," we can better articulate our thoughts and communicate more effectively.