[{"Bold_text": "adjective", "List Items": ["not directly known or experienced; obtained from others or from books:Most of our knowledge is secondhand.", "previously used or owned:secondhand clothes.", "dealing in previously used goods:a secondhand bookseller."]}, {"Bold_text": "adverb", "List Items": ["after another user or owner:He bought it secondhand.", "indirectly; at second hand second hand:He heard the news secondhand."]}]