[{"Bold_text": "adjective", "List Items": ["overexcited; overstimulated; keyed up.", "seriously or obsessively concerned; fanatical; rabid:She's hyper about noise pollution.", "hyperactive ."]}, {"Bold_text": "noun", "List Items": ["a person who is hyper."]}, {"Bold_text": "noun", "List Items": ["a person who promotes or publicizes events, people, etc., especially one who uses flamboyant or questionable methods; promoter; publicist."]}, {"Bold_text": null, "List Items": ["a prefix appearing in loanwords from Greek, where it meant “over,” usually implying excess or exaggeration (hyperbole); on this model used, especially as opposed to hypo- , in the formation of compound words (hyperthyroid)."]}]