[{"Bold_text": "noun", "List Items": ["a pit, well, or the like in which water or other liquid is collected.", "Machinery.a chamber at the bottom of a machine, pump, circulation system, etc., into which a fluid drains before recirculation or in which wastes gather before disposal.", "Mining.a space where water is allowed to collect at the bottom of a shaft or below a passageway.a pilot shaft or tunnel pushed out in front of a main bore.", "a space where water is allowed to collect at the bottom of a shaft or below a passageway.", "a pilot shaft or tunnel pushed out in front of a main bore.", "British. crankcase .", "British Dialect.a swamp, bog, or muddy pool."]}]