Untangled is defined as the state or action of unraveling or freeing something from entanglement. The antonym of untangled is tangled, which refers to the state or condition of being twisted, knotted, or interlaced in a messy way. The word twisted can also be used as an antonym of untangled, referring to the action of rotating something in a spiral. The opposite of untangled can also be knotted, which describes the state of something being tied in a knot, making it difficult to untie. Other antonyms of untangled include mangled, jumbled, and confused, all of which describe something that is disorganized, chaotic, or difficult to understand.