Polished is a word that connotes smoothened, finished and refined which makes it a direct antonym of unp
olished. The term "unpolished" is typically used for something that is rough, unrefined, and unskilled. An antonym for this could be "shiny," "glossy," and "sophisticated," suggesting a way of refinement and finishing. Other antonyms may also include "polite," "mannered," "cultured" and "respectful," all of which convey a sense of a polished and refined approach. When contrasting the word "polished," with its reverse, "unpolished," we see an absence of pride or care established in the production of a particular object or behavior.