Jumbling refers to the act of mixing up or confusing things, often resulting in disorder and chaos. There are numerous synonyms that can be used in place of jumbling, some of which include scrambling, shuffling, disarranging, muddling, messing up, and jumbling up. All of these words convey a similar sense of disorder and confusion, and can be substituted for jumbling in a variety of contexts. For instance, instead of saying someone jumbled up the papers, you could say they shuffled or disarranged them. Similarly, if you want to describe a situation where things are confused and messy, you might say they are muddled or jumbled up.