gager / gagor / gauger [ˈgɛiʤɜr]
gager – n. – the transaction or the action of providing security for a pledge
gagor – n. – one who buys a mortgage
gauger – n. – 1. an excise-man or customs officer; 2. one who measures the quantity and temperature of oil in storage tanks and controls the flow of oil into pumps; 3. a worker who inspects the dimensions of small parts in a machine shop