demented
/dɪˈmentɪd/adjective
1- suffering from dementia痴呆的。
1.1
- informal driven to behave irrationally due to anger, distress, or excitement〈非正式〉疯狂的, 狂怒的, 行为失常的：
the rap of a demented DJ.
过于激动的流行乐唱片主持人的快速说唱。
派生词
dementedly
adverbdementedness
noun词源
mid 17th cent.: past participle of earlier dement 'drive mad'， from Old French dementer or late Latin dementare, from demens 'out of one's mind'.