The antonyms for the word "more cracking" are words that describe something that is unimpressive or unremarkable. Some of the words that can be used as antonyms for more cracking are dull, drab, lackluster, mediocre, ordinary, and unexceptional. These words suggest a lack of excitement, energy, or enthusiasm, and they are used to describe things that are not particularly interesting or outstanding. When we use the antonyms for more cracking, we are essentially saying that something is not worth paying attention to or getting excited about. Therefore, if you want to express the opposite of more cracking, then these words can be used as suitable antonyms.