Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun derangement

2 senses of derangement

Sense 1
derangement, mental unsoundness, unbalance -- (a state of mental disturbance and disorientation)
       => insanity -- (relatively permanent disorder of the mind)

Sense 2
upset, derangement, overthrow -- (the act of disturbing the mind or body; "his carelessness could have caused an ecological upset"; "she was unprepared for this sudden overthrow of their normal way of living")
       => disturbance -- (the act of disturbing something or someone; setting something in motion)