Deranged
Definition 1 of 2
Pro Tip 1/3
Mental state
Refers to someone's unstable or disordered mind, often associated with dangerous behavior. The movie portrayed the villain as a deranged genius.
Pro Tip 2/3
Negative connotation
Using 'deranged' suggests a judgment or stigma towards mental health, use with sensitivity. The character's deranged actions made everyone uneasy.
Pro Tip 3/3
Intensely irrational
Describes behaviors or thoughts that are wildly unreasonable or illogical. His deranged ideas about reality concerned his friends.