Definition of "deranged"

Though Bane's sing-song voice gives his pronouncements a funny lilt, he doesn't have any of the Joker's deranged wit, and Nolan isn't interested in undercutting his seriousness for the sake of a breezier entertainment.

July 18 2012, Scott Tobias, AV Club The Dark Knight Rises

When he was finally arrested, Sutcliffe hoped that by claiming to be deranged he would be convicted of manslaughter rather than murder, and therefore sent to hospital and perhaps released after 10 years.

2020 November 13, Duncan Campbell, “Peter Sutcliffe obituary”, in The Guardian‎

4-14. Reference (b) reports that "there was hardly any part of the boat that had not in some way been damaged." Only one of the four main Diesel engines was not damaged beyond immediate repair. However, the two auxiliary engines (Winton 6-241) were still operable. The port reduction gear casing was cracked and lost lubricating oil constantly. As mentioned above, the submerged propulsion plant was put out of commission due to deranged control equipment and motor damage. Numerous holding down bolts on the main motors, main generators and main engines were reported to have broken.

1949 January 1, Bureau of Ships, “U.S.S. PERCH (SS176), Loss in Action, Java Sea, 3 March 1942”, in Submarine Report: Depth Charge, Bomb, Mine, Torpedo and Gunfire Damage, Including Losses in Action, 7 December 1941 to 15 August 1945‎, volume 1, United States Hydrographic Office, archived from the original on 9 December 2022, page 21