[{"Bold_text": "verb (used with object)", "List Items": ["to kill by preventing the access of air to the blood through the lungs or analogous organs, as gills; strangle .", "to impede the respiration of.", "to discomfort by a lack of fresh or cool air.", "to overcome or extinguish; suppress ."]}, {"Bold_text": "verb (used without object)", "List Items": ["to become suffocated; stifle ; smother .", "to be uncomfortable due to a lack of fresh or cool air."]}]