[{"Bold_text": "adjective", "List Items": ["first or highest in rank, importance, value, etc.; chief; foremost:The principal problem is a lack of money.She's the principal advisor on the council.Synonyms: preeminent , cardinal , main , leading , paramount , prime Antonyms: ancillary , secondary", "of, of the nature of, or constituting principal or capital:Though our portfolio has seen losses, the principal investment remains untouched.", "Geometry.(of an axis of a conic) passing through the foci."]}, {"Bold_text": "noun", "List Items": ["a chief or head.Synonyms: leader", "the head or director of a school or, especially in England, a college.Synonyms: master , dean , headmaster", "a person who takes a leading part in any activity, as a play; chief actor or doer.", "the first player of a division of instruments in an orchestra (excepting the leader of the first violins).", "something of principal or chief importance.", "Law.a person who authorizes someone else, such as an agent, to represent them.a person directly responsible for a crime, either as an actual perpetrator or as an abettor present at its commission.Compare accessory(def3) accessory(def3).", "a person who authorizes someone else, such as an agent, to represent them.", "a person directly responsible for a crime, either as an actual perpetrator or as an abettor present at its commission.Compare accessory(def3) accessory(def3).", "a person primarily liable for an obligation, in contrast with an endorser, or the like.", "the main body of an estate, or the like, as distinguished from income.", "Finance.a capital sum, as distinguished from interest or profit.", "Music.an organ stop.the subject of a fugue.", "an organ stop.", "the subject of a fugue.", "(in a framed structure) a member, as a truss, upon which adjacent or similar members depend for support or reinforcement.", "each of the combatants in a duel, as distinguished from the seconds."]}]