[{"Bold_text": "adjective", "List Items": ["executed with the hand below the level of the shoulder and the palm turned upward and forward:an underhand delivery of a ball.", "underhanded(def1) underhanded(def1):an underhand deal with the chief of police.Synonyms: surreptitious , clandestine , sly , stealthy"]}, {"Bold_text": "adverb", "List Items": ["with the hand below the level of the shoulder and the palm turned upward and forward:to bowl underhand.", "secretly; stealthily ; slyly ."]}]