de·range·ment
noun/dɪˈreɪndʒmənt/
/dɪˈreɪndʒmənt/
[uncountable]- a condition in which somebody is unable to behave and think normally, especially because of a mental illness
某人无法正常行为和思考的状况，尤其是由于精神疾病 - He seemed to be on the verge of total derangement.
他似乎已濒临精神崩溃的边缘。
- He seemed to be on the verge of total derangement.