[{"Bold_text": "adjective", "List Items": ["authoritatively ordered; obligatory; compulsory:It is mandatory that all students take two years of math.Synonyms: exigent , requisite", "pertaining to, of the nature of, or containing a command.", "Law.permitting no option; not to be disregarded or modified:a mandatory clause.", "having received a mandate ,as a nation."]}, {"Bold_text": "noun", "List Items": ["mandatary ."]}]