unhinged

1. (figuratively, usually humorous) Mentally ill or unstable; deranged; insane.Examples: "After the screening, a large crowd filled the street outside the theater, playing spot-the-sublebrity with some of the film's prime characters, including Nirvana photographer Alice Wheeler and Love's estranged (and notoriously unhinged) father."; "While ruling is going relatively well for Alicent, motherhood isn’t; her sons have both grown up to be real pieces of shit. Aemond (now played by Ewan Mitchell) has grown from a bullied child into a bullying adult; and it’s obvious from one look into his single eye that the bullied kid we met six years ago has grown up to be the most unhinged kind of sadist."Antonyms: hingedfigurativelyhumoroususually