Derange

Part of speech: verb (v.)

1. To put out of place, order, or rank; to disturb the proper arrangement or order of; to throw into disorder, confusion, or embarrassment; to disorder; to disarrange; as, to derange the plans of a commander, or the affairs of a nation.

2. To disturb in action or function, as a part or organ, or the whole of a machine or organism. A sudden fall deranges some of our internal parts. Blair.

3. To disturb in the orderly or normal action of the intellect; to render insane.

Synonyms: disorder; disarrange; displace; unsettle; disturb; confuse; discompose; ruffle; disconcert.