[{"Bold_text": "verb (used with object)", "List Items": ["to make young again; restore to youthful vigor, appearance, etc.:That vacation has certainly rejuvenated him.", "to restore to a former state; make fresh or new again:to rejuvenate an old sofa.", "Physical Geography.to renew the activity, erosive power, etc., of (a stream) by uplift or by removal of a barrier in the stream bed.to impress again the characters of youthful topography on (a region) by the action of rejuvenated streams.", "to renew the activity, erosive power, etc., of (a stream) by uplift or by removal of a barrier in the stream bed.", "to impress again the characters of youthful topography on (a region) by the action of rejuvenated streams."]}, {"Bold_text": "verb (used without object)", "List Items": ["to undergo rejuvenation; revive ."]}]