Category Nuances for fair_use:

• american,
• traditional,
• copyrighted,
• public,
• exempt,
• scholarly,
• statutory,
• ethical,
• contemporary,
• legal,
• right,
• social,
• academic,
• positive,
• major,
• native,
• complicated,
• legitimate,
• unauthorized,

Simple Categories for fair_use:

• use,
• right,
• law,
• issue,
• works,
• privilege,
• purpose,
• communication,
• concept,
• practice,
• tradition,
• copyright,