[{"Bold_text": "adjective", "List Items": ["characterized by lack of seriousness or sense:frivolous conduct.", "self-indulgently carefree; unconcerned about or lacking any serious purpose.", "(of a person) given to trifling or undue levity:a frivolous, empty-headed person.Synonyms: puerile , childish , foolish , silly , idle Antonyms: serious", "of little or no weight, worth, or importance; not worthy of serious notice:a frivolous suggestion.Synonyms: flimsy , trivial , paltry , petty , trifling , light Antonyms: weighty"]}]