Unsharpened refers to something that is not made sharp or has dulled over time. Some common synonyms for unsharpened include blunt, dull, and unpolished. These words are used to describe objects that lack sharpness, such as a blunt knife or a dull pencil. Other synonyms for unsharpened are rough, coarse, and jagged. These words are often used to describe surfaces that are uneven or not smooth, such as rough paper or a jagged rock. Using synonyms for unsharpened in writing can help to make a description more varied and engaging, providing the reader with a more nuanced understanding of the object being discussed.