- v derange mentally, throw out of mental balance; make insane
- v throw into great confusion or disorder
- Because a molecule of carbon dioxide emitted in Beijing or New York is now everyone's problem and will help derange climate patterns for all.
- He declared that it was often the inept tactics of just such wailing overanxious parents that keep the child awake and derange its nervous system.
- Young Pound developed a lasting eruditer-than-thou attitude, but he also had a large, unmanageable streak of naivete that would derange his life.