Modifiers matching panel:

• hollow,
• wooden,
• structural,
• heavy,
• architectural,
• wide,
• clear,
• trim,
• regulatory,
• down,
• framed,
• narrow,
• rigid,
• fixed,
• flat,
• decorative,
• individual,
• nonstructural,
• horizontal,
• artificial,
• supporting,
• tall,
• big,
• governmental,
• solar,
• movable,
• independent,
• moveable,
• semirigid,
• interior,
• metal,
• flexible,
• sliding,
• vertical,
• transparent,
• moving,
• plastic,
• hard,
• over,
• exterior,
• automotive,
• external,
• expert,
• local,
• thin,
• inside,
• visible,
• retractable,
• special,
• unwanted,
• large,
• major,

Simple categories matching solar:

• event,
• appliance,
• activity,
• collector,
• body,
• atmosphere,
• cell,
• concept,
• flare,
• system,
• gadget,
• energy,
• equipment,
• measure,
• phenomenon,
• structure,
• unit,
• symbol,
• whole,
• feature,
• disturbance,
• part,
• panel,
• outburst,
• design,
• product,
• devices,
• use,
• organism,
• facility,
• light,
• process,
• eruption,
• protection,
• lighting,
• cycle,
• metal,
• radiation,
• cooker,
• surface,
• information,
• force,
• mass,
• disk,