Category Nuances for null:

• grown,
• raw,
• marginal,
• starchy,
• new,
• common,
• indigenous,
• taller,
• main,
• local,
• available,
• biodegradable,
• tropical,
• exotic,
• traditional,
• dietary,
• useful,
• susceptible,
• essential,
• world,
• supplementary,
• organic,
• bulky,
• complex,
• important,
• harmful,
• american,
• domesticated,
• economic,
• african,
• edible,
• alternative,
• numerous,
• industrial,
• agricultural,
• interesting,
• enough,
• sized,
• native,
• wild,
• basic,
• rural,
• major,
• southern,
• dicotyledonous,
• perishable,
• hard,
• single,

Simple Categories for null:

• item,
• staple,
• essential,
• polysaccharide,
• material,
• goitrogen,
• substrate,
• preparation,
• carbohydrate,
• land,
• tree,
• plant,
• affinity,
• residue,
• substance,
• component,
• part,
• world,
• unit,
• starch,