[{"Bold_text": "noun", "List Items": ["a police officer police officer.", "a person who seeks to regulate a specified behavior, activity, practice, etc.:Once we have the government dictating language usage, then we'll start getting language cops."]}, {"Bold_text": "verb (used with object)", "List Items": ["to catch; nab .", "to steal; filch .", "to buy (narcotics)."]}, {"Bold_text": "verb phrase", "List Items": ["Slang.to avoid one's responsibility, the fulfillment of a promise, etc.; renege; back out (often followed byonorof):He never copped out on a friend in need.You agreed to go, and you can't cop out now.cop a plea.", "to avoid one's responsibility, the fulfillment of a promise, etc.; renege; back out (often followed byonorof):He never copped out on a friend in need.You agreed to go, and you can't cop out now.", "cop a plea."]}, {"Bold_text": "noun", "List Items": ["a conical mass of thread, yarn, etc., wound on a spindle.", "British Dialect.the top or tip of something, as the crest of a hill."]}, {"Bold_text": "abbreviation for", "List Items": ["coefficient of performance coefficient of performance."]}, {"Bold_text": "abbreviation for", "List Items": ["copper.", "copyright; copyrighted."]}, {"Bold_text": "abbreviation for", "List Items": ["Copernican.", "Coptic."]}]