Modifiers matching literature:

• greek,
• imaginative,
• factual,
• complex,
• scholarly,
• technical,
• secondary,
• unpublished,
• personal,
• narrative,
• popular,
• christian,
• grey,
• russian,
• indian,
• light,
• theoretical,
• free,
• turkish,
• continental,
• french,
• relevant,
• traditional,
• dramatic,
• unwanted,
• supportive,
• sacred,
• abstract,
• heavy,
• creative,
• english,
• scientific,
• mystical,
• authentic,
• religious,
• old,
• archival,
• diverse,
• arabic,
• online,
• basic,
• institutional,
• available,
• promotional,
• historical,
• electronic,
• commercial,
• essential,
• conventional,
• professional,
• distinct,
• noncommercial,
• original,
• further,
• hindu,
• organizational,
• ancient,
• corporate,
• academic,
• international,
• legal,
• miscellaneous,
• separate,
• primary,
• modern,
• current,
• key,
• jewish,
• oral,
• taxonomic,
• good,
• supporting,
• related,
• additional,
• contemporary,
• important,
• written,
• classical,
• financial,
• published,
• unconventional,
• informal,
• informational,
• fictional,
• detailed,
• spiritual,
• world,
• biblical,
• american,
• ephemeral,
• inspirational,
• autobiographical,
• vocal,

Simple categories matching grey:

• material,
• literature,
• structure,
• source,
• squirrel,
• fabric,
• action,
• color,