[{"Bold_text": "noun", "List Items": ["any of several highly venomous, Old World elapid of the genera Najaand Ophiophagus,characterized by the ability to flatten the neck into a hoodlike form when disturbed.", "any of several similar, related African snakes, as the ringhals.", "leather made from the skin of a cobra.", "Cobra,Military.a single-engine, two-seat U.S. Army attack helicopter armed with missiles, rockets, and a 20 mm cannon and in service since 1977."]}, {"Bold_text": "noun", "List Items": ["head; skull."]}]