Type Word Usage Old High German Meaning & History Old High German word meaning "to buy, to trade". Related ItemsFamily Tree·Details Other Languages & Culturesceapian(Anglo-Saxon) copon(Old Dutch) kaupōną(Old Germanic) Surname DescendantsCoeman, Coemans, Coumans, Koeman, Koemans, Koopman, Koumans(Dutch) Chapman(English) Käufer, Kaufer, Kauffmann, Kaufman, Kaufmann(German) Kauffmann, Kaufman, Kaufmann(Jewish)