[{"Bold_text": "noun", "List Items": ["a person who rules governs; sovereign.", "Also a strip of wood, metal, or other material having a straight edge and usually marked off in or centimeters, used for drawing lines, measuring, etc.", "a person or thing that rules , wood, etc.", "Astrology.the planet primarily associated with any sign of the zodiac or any house of the horoscope:The ruler of Aries is Mars. The ruler of Taurus is Venus."]}]