Anfractuous is a word that means winding or twisting. The antonyms of anfractuous are straight, direct, unambiguous, and simple. These words describe a clear and uncomplicated path, without any twists or turns. Straight means going in an unbroken line, while direct refers to a clear and straightforward path. Unambiguous indicates a lack of ambiguity, where there is only one clear path to follow. Simple implies an uncomplicated path that is easy to follow. These antonyms can be used to describe both physical and metaphorical paths, such as a road or a decision-making process.