[{"Bold_text": "noun", "List Items": ["that which is carried; load :a horse's burden of rider and pack.", "that which is borne with difficulty; obligation ; onus :the burden of leadership.Synonyms: impediment , encumbrance , weight", "Nautical.the weight of a ship's cargo.the carrying capacity of a ship.", "the weight of a ship's cargo.", "the carrying capacity of a ship.", "Mining. overburden(def3) overburden(def3).", "Metallurgy.the minerals charged into a blast furnace or steelmaking furnace.", "Accounting. overhead(def6) overhead(def6)."]}, {"Bold_text": "verb (used with object)", "List Items": ["to load heavily.", "to load oppressively; trouble .Synonyms: vex , grieve , plague , perturb , afflict , try , saddle , weigh down weigh down"]}, {"Bold_text": "noun", "List Items": ["the main point, message, or idea.Synonyms: essence , nucleus , crux , core , substance , gist", "Music.the refrain or recurring chorus of a song."]}]