Category Nuances for reflectivity:

• animal,
• physical,
• layer,
• cognitive,
• optical,
• visual,
• subsurface,
• important,
• desired,
• meaningful,
• personal,
• unique,
• observed,

Simple Categories for reflectivity:

• property,
• style,
• quantity,
• value,
• unit,
• state,
• attribute,
• form,
• constant,
• quality,