資料來源 : Webster's Revised Unabridged Dictionary (1913)

Pledgeor \Pledge*or"\, Pledgor \Pledg*or"\, n. (Law)
   One who pledges, or delivers anything in pledge; a pledger;
   -- opposed to {pledgee}.

   Note: This word analogically requires the e after g, but the
         spelling pledgor is perhaps commoner.