Modifiers matching crystal:

• single,
• elemental,
• natural,
• atomic,
• metallic,
• small,
• large,
• colored,
• transparent,
• symmetric,
• inorganic,
• rare,
• healing,
• industrial,
• synthetic,
• simple,
• raw,
• yellow,
• optical,
• piezoelectric,
• important,
• strong,
• blue,
• artificial,
• refractive,
• birefringent,
• polished,
• elongated,
• larger,
• set,
• bound,
• irish,
• hard,
• red,
• individual,
• electric,
• monatomic,
• optic,
• electronic,
• valuable,
• solid,
• colorful,
• cubic,
• regular,
• typical,
• beautiful,
• ionic,
• abrasive,
• model,
• everyday,
• colloidal,
• molecular,
• harder,
• durable,
• covalent,
• brittle,
• clear,
• disordered,
• familiar,
• dark,
• full,
• mysterious,
• nonlinear,
• pure,
• perfect,
• anisotropic,
• fat,
• common,
• new,
• flat,
• suitable,
• basic,
• thick,

Simple categories matching red:

• material,
• liquid,
• fruit,
• stone,
• item,
• berry,
• soil,
• vegetable,
• varietal,
• pot,
• part,
• food,
• plant,
• chilli,
• shade,
• gemstone,
• annual,
• organs,
• gelatin,
• substance,
• thing,
• rock,
• flower,
• fish,
• grape,
• green,
• chile,
• apple,
• style,
• gem,
• chili,
• accessory,
• decoration,
• meat,
• object,
• color,
• article,
• beverage,
• sign,
• plum,
• wine,
• brick,
• earth,
• activity,
• metal,
• veggie,
• mineral,
• yellow,
• product,
• stuff,
• soup,
• pastel,
• crystal,
• animal,
• red,
• spice,