Art good is an expression widely used to define something that is aesthetically pleasing or of a high quality. The word "good" is often used interchangeably with words like excellent, amazing, or remarkable. However, when it comes to antonyms for art good, we have a range of terms that could be used depending on the context. Some possible antonyms for art good include unimpressive, mediocre, poor, bad, or ugly. These words describe the opposite of something that is aesthetically pleasing or valuable. For instance, if a piece of artwork is deemed "unimpressive" or "mediocre," it means that it lacks the desired qualities that make it stand out.