Category Nuances for null:

• european,
• modern,
• philosophical,
• theoretical,
• dialectical,
• major,
• political,
• current,
• special,
• new,
• contemporary,
• intellectual,
• western,
• philosophic,
• religious,
• related,
• ethical,
• heavy,
• french,
• secular,
• complex,
• traditional,

Simple Categories for null:

• idea,
• thought,
• belief,
• ism,
• philosophy,
• doctrine,
• subject,
• tradition,
• culture,
• dogma,
• topic,
• issue,
• idealism,