Torsi is a noun that denotes a twisted or rotated object or structure. Its antonyms are straight, untwisted, and normal. A straight object is one that has no curves or bends, while an untwisted object is not rotated or twisted in any direction. The word normal refers to a standard or regular state, without any abnormality or deviation from the usual. Therefore, the antonyms of torsi indicate objects or structures that do not have any twists or rotations and are straight, normal, and regular. These antonyms are essential in describing objects in various fields, including mathematics, physics, and engineering.