[{"Bold_text": "noun", "List Items": ["a person who rises, especially from bed:to be an early riser.", "the vertical face of a stair step.", "any of a group of long boards or narrow platforms that can be combined in stepwise fashion:The choir stood on a horseshoe of risers behind the orchestra.", "a vertical pipe, duct, or conduit.", "Metallurgy.a chamber or enlarged opening at the top of a mold for allowing air to escape or adding extra metal.", "Nautical.a heavy strake of planking in the vicinity of the garboard strake in a wooden vessel. rising(def10) rising(def10).", "a heavy strake of planking in the vicinity of the garboard strake in a wooden vessel.", "rising(def10) rising(def10)."]}]