[{"Bold_text": "noun", "List Items": ["a person who buys animal carcasses or slaughters useless livestock for a knackery knackeryor rendering works.", "a person who buys and dismembers old houses, ships, etc., to salvage usable parts, selling the rest as scrap.", "Dialect.an old, sick, or useless farm animal, especially a horse.", "Obsolete.a harness maker; a saddler."]}]