Unhinge /(?)/

Un·hinge

Unhinge

v. t.
  1. To take from the hinges; as, to unhinge a door.
  2. To displace; to unfix by violence.
  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?
    His sufferings, nay the revolutions of his fate, had not in the least unhinged his mind.