The antonyms for the word "garden-variety" can be used to describe things that are exceptional, extraordinary, or unique. For instance, words like unusual, rare, extraordinary, exceptional, and distinct could be counted among the antonyms of garden-variety. These antonyms can come in handy when the need arises to describe something that stands out from the ordinary or mundane. By using these antonyms in discourse, we can capture the essence of something that is special or out of the ordinary. In summary, antonyms for garden-variety describe things that deviate from normal, and they can be applied in various contexts to create more descriptive and accurate language.