7 letters · 9 points in Scrabble
verb derange mentally, throw out of mental balance; make insane
verb throw into great confusion or disorder
originFrom French déranger, from Old French desrengier (“throw into disorder”), from des- + rengier (“to put into line”), from reng (“line, row”), from a Germanic source. See rank (noun).
Etymology from Wiktionary, CC BY-SA 3.0