[{"Bold_text": "interjection", "List Items": ["(used as a mild expression of annoyance, rejection, disgust, etc.):What the heck do you care?"]}, {"Bold_text": "noun", "List Items": ["something remarkable of its kind (usually used in the phraseheck of a):That was a heck of an impressive speech. Have one heck of a good time."]}, {"Bold_text": "noun", "List Items": ["a comblike attachment on a loom, for guiding the warp threads as they are dressed for the warp beam.", "a device that guides yarn onto the bobbin of a spinning wheel.", "a gridlike arrangement of glass or metal rods below the hooks on a Jacquard loom, used for lifting all harness eyes equally or evenly."]}]