Hipness is a term used to describe something that is cool, trendy, or stylish. There are a variety of synonyms that can be used in place of hipness, depending on the context and the tone of the speaker. For example, a synonym like "coolness" may be used in casual conversation to express admiration or appreciation. "Elegance" or "sophistication" may be used to describe a more refined version of hipness, while "edginess" highlights a more daring and unconventional approach. Other synonyms for hipness include "trendiness", "chicness", "voguishness", "modishness", and "fashionability". Ultimately, the choice of synonym depends on the individual's personal style and the context in which it is used.