Mixed together in a confused or disorderly way, so things are hard to understand or organize.
From 'jumble' (origin uncertain, possibly imitative or from a blend of words). First appeared in English in the 1500s meaning 'to mix up.' The '-ed' makes it an adjective.
Our brains are actually great at untangling jumbled information—it's why you can read a sentenc with all its lttres jumbled and still undersand it.
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