High-class is a term that is typically used to describe an individual or item that is of superior quality. However, there are other words that can be used in place of high-class, such as luxurious, elegant, upscale, sophisticated, exclusive, refined, posh, elite, premium, distinguished and top-notch. Each of these words carries its own connotation and can be used in different contexts to describe something that is of a higher standard. By using a variety of words to describe something or someone as high-class, writers can create a more complex and nuanced narrative that better captures the essence of their subject.