The word "causing wonder" can be replaced by another set of words that convey the opposite meanings. These words are known as antonyms. Some of the antonyms for "causing wonder" include ordinary, unimpressive, mundane, unremarkable, commonplace, and usual. These words suggest that something lacks the ability to inspire awe or surprise. The use of antonyms can be helpful when trying to communicate the idea that something is not remarkable or exceptional. By using antonyms for a specific word, it can help to create a more nuanced and accurate description of a particular concept or experience.