[{"Bold_text": "adjective", "List Items": ["below the normal ;less than or inferior to the normal :a subnormal amount of rain.", "being less than average in any psychological trait, as intelligence, personality, or emotional adjustment."]}, {"Bold_text": "noun", "List Items": ["a subnormal person.", "Geometry.that part of the x-axis of a curve cut off between the ordinate and a normal ."]}]