[{"Bold_text": "adjective", "List Items": ["(of similar things or occurrences) appearing or happening at irregular intervals in time; occasional :sporadic renewals of enthusiasm.Antonyms: continuous", "appearing in scattered or isolated instances, as a disease.", "isolated, as a single instance of something; being or occurring apart from others.Synonyms: unconnected , separate", "occurring singly or widely apart in locality:the sporadic growth of plants."]}]