[{"Bold_text": "noun", "List Items": ["the isolating, closing off, or surrounding of a place, as a port, harbor, or city, by hostile ships or troops to prevent entrance or exit.", "any obstruction of passage or progress:We had difficulty in getting through the blockade of bodyguards.", "Pathology.interruption or inhibition of a normal physiological signal, as a nerve impulse or a heart muscle–contraction impulse."]}, {"Bold_text": "verb (used with object)", "List Items": ["to subject to a blockade."]}]