UNHINGE
unhinge
(verb) remove the hinges from; “unhinge the door”
perturb, unhinge, disquiet, trouble, cark, distract, disorder
(verb) disturb in mind or make uneasy or cause to be worried or alarmed; “She was rather perturbed by the news that her father was seriously ill”
Source: WordNet® 3.1
Etymology
Verb
unhinge (third-person singular simple present unhinges, present participle unhinging, simple past and past participle unhinged)
To remove the leaf of a door or a window from its supporting hinges.
To mentally disturb.
Source: Wiktionary
Un*hinge", v. t. Etym: [1 st pref. un- + hinge.]
1. To take from the hinges; as, to unhinge a door.
2. To displace; to unfix by violence. Blackmore.
3. To render unstable or wavering; to unsettle; as, to unhinge one's
mind or opinions; to unhinge the nerves.
Why should I then unhinge my brains, ruin my mind South.
His sufferings, nay the revolutions of his fate, had not in the least
unhinged his mind. Walpole.
Source: Webster’s Unabridged Dictionary 1913 Edition