deranged
/dɪˈreɪnʤd/
adjective
Britannica Dictionary definition of DERANGED
[more deranged; most deranged]
:
unable to think or act in a normal or logical way especially because of severe mental illness
:
crazy or insane
— derangement
/dɪˈreɪnʤmənt/
noun
[noncount]