[{"Bold_text": "adjective", "List Items": ["impossible to account for; unexplained; inexplicable:The boat has an unaccountable tendency to yaw.Synonyms: unintelligible , mysterious , inscrutable , incomprehensible", "exempt from being called to account; not answerable:As a subordinate, he is unaccountable for errors in policy.Synonyms: irresponsible , unanswerable"]}]