The term 'uncoil' refers to the process of untangling or unwinding something that is coiled or wound up. Antonyms for the word 'uncoil' refers to actions that are opposite in meaning or action. These include words such as 'coil', 'twist', 'bend', 'fold', 'entangle' and 'tangle'. While the word 'uncoil' implies an action of clarity or straightening, antonyms indicate obstruction, mess or confusion. For example, if a rope is uncoiled, it becomes straight and untangled, however, if the rope is left to coil and twist, it will become entangled, making it difficult to straighten. Knowing the antonyms of 'uncoil' helps in expressing the ideal meaning while communicating.