Definitions

1. verb

to drive or cause someone to become mentally ill, to cause something to become disorganized or confused

“The stress of losing his job began to derange his mental state.”

2. verb

to cause something to become disordered or confused

“The storm deranged the traffic patterns in the city.”

3. noun

a state of being mentally ill, disordered, or confused

“His derange caused him to lose his job.”