
derangement
n 1: a state of mental disturbance and disorientation [syn: {mental
unsoundness}, {unbalance}]
2: 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" [syn: {upset}, {overthrow}]
Source: WordNet® 2.0