Category Nuances for null:

• critical,
• complicated,
• mathematical,
• predictive,
• dead,
• tough,
• abstract,
• advanced,
• cognitive,
• complex,
• related,
• porous,
• rich,
• separate,
• model,
• basic,
• spatial,
• useful,
• geometric,
• crucial,
• pure,
• classical,
• structural,
• mechanical,
• scientific,
• macroscopic,
• practical,
• major,
• individual,
• specified,
• several,
• geographic,
• formal,
• secular,
• diverse,
• special,
• particular,
• exact,
• single,
• molecular,
• super,
• key,
• contemporary,
• geological,
• fundamental,
• theoretical,
• commonplace,
• traditional,
• modern,
• male,
• objective,
• seismic,
• numerical,
• combinatorial,
• familiar,
• academic,
• broad,
• atomic,
• civil,
• positive,
• ancient,
• important,
• detailed,
• base,
• new,
• big,
• technical,
• elementary,
• educational,
• intellectual,
• standard,
• difficult,
• visual,
• necessary,
• general,
• experimental,
• occult,
• typical,
• auxiliary,

Simple Categories for null:

• subject,
• knowledge,
• topic,
• motive,
• representation,
• content,
• measure,
• discipline,
• science,
• entity,
• thing,
• mathematics,
• information,
• quantity,
• math,
• structure,
• idea,
• field,
• ability,
• attribute,
• arts,
• domain,
• thought,
• study,