[{"Bold_text": "noun", "List Items": ["a protective helmet of metal or plastic, especially as worn by construction or factory workers.", "a uniformed soldier of a regular army, as opposed to a guerrilla."]}, {"Bold_text": "noun", "List Items": ["a construction worker, especially a member of a construction workers' union.", "a working-class conservative."]}, {"Bold_text": "adjective", "List Items": ["pertaining to or characteristic of hard-hats:enlisting hard-hat support for his policies."]}]