derange

[ dih-reynj ]
/ dɪˈreɪndʒ /

verb (used with object), de·ranged, de·rang·ing.

to throw into disorder; disarrange.
to disturb the condition, action, or function of.
to make insane.

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disgruntle

Origin of derange

1770–80; <French déranger,Old French desrengier, equivalent to des-dis-1 + rengier;see range

OTHER WORDS FROM derange

de·range·a·ble, adjectivede·rang·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for derange

British Dictionary definitions for derange

derange
/ (dɪˈreɪndʒ) /

verb (tr)

to disturb the order or arrangement of; throw into disorder; disarrange
to disturb the action or operation of
to make insane; drive mad

Word Origin for derange

C18: from Old French desrengier, from des- dis- 1 + reng row, order
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012