Category Nuances for pigmentation:

• developmental,
• genetic,
• physiological,
• biological,
• qualitative,
• physical,
• characteristic,
• biochemical,
• diverse,
• physiologic,
• mature,
• important,
• superficial,
• morphological,
• complex,
• logical,
• technological,
• single,
• interesting,
• visible,

Simple Categories for pigmentation:

• state,
• process,
• property,
• trait,