Modifiers matching illumination:

• bright,
• light,
• architectural,
• outdoor,
• artificial,
• controlled,
• normal,
• special,
• strong,
• weak,
• general,
• ambient,
• incident,
• external,
• ordinary,
• unwanted,

Simple categories matching artificial:

• material,
• organ,
• structure,
• oil,
• polyester,
• fiber,
• feature,
• phenomenon,
• situation,
• emulsion,
• effort,
• floor,
• surface,
• housing,
• container,
• filament,
• perturbation,
• activator,
• ingredient,
• drainage,
• stimulant,
• marking,
• fibre,
• control,
• preservative,
• sweetener,
• system,
• pond,
• clothing,
• institution,
• feed,
• satellite,
• conveyance,
• cosmetic,
• object,
• aid,
• decoration,
• device,
• stone,
• contraceptive,
• organs,
• sound,
• constraint,
• language,
• feeding,
• support,
• illuminant,
• gemstone,
• hormone,
• thing,
• fabric,
• illumination,
• sign,
• gem,
• piece,
• light,
• sapphire,
• relic,
• flaw,
• source,
• bait,
• cloning,
• arm,
• activity,
• odour,
• distortion,
• location,
• devices,
• production,
• food,
• works,
• textile,
• flavor,
• method,
• siding,
• rod,
• sense,
• progestin,
• conduit,
• flavour,
• grass,
• attribute,
• condition,
• land,
• rock,
• fill,
• pathogen,
• glass,
• receptacle,
• order,
• intelligence,
• creation,
• sensor,
• grouping,
• event,
• shelter,
• additive,
• polymer,
• facility,
• substance,
• scent,
• lubricant,
• intoxicant,
• highway,
• binder,
• gas,
• panel,
• resin,
• enclosure,
• silk,
• perch,
• fuel,
• sediment,
• habitat,
• product,
• creature,
• plant,
• unit,
• cavity,
• tissue,
• measure,
• particle,
• fragrance,
• instrument,
• marker,
• fluid,
• environment,
• cue,
• lure,
• deposit,
• body,
• machine,
• obstruction,
• lake,
• stimulus,
• hazard,
• humanoid,
• person,
• defect,
• drain,
• cause,
• item,
• practice,
• construction,
• barrier,
• entity,
• disturbance,
• compound,
• vesicle,
• casing,
• ground,
• preparation,
• treatment,
• flavoring,
• substrate,
• vegetation,
• article,
• obstacle,
• chemical,
• goal,
• domain,
• image,
• joint,
• layer,
• bone,
• weight,
• equipment,
• fastener,
• process,
• area,
• graphite,
• appliance,
• actuation,
• dielectric,
• flavouring,
• blockage,
• crystal,
• care,
• shade,
• lighting,
• defence,
• watercourse,
• flower,
• abrasive,
• aggregate,
• channel,
• jewellery,
• wetland,
• reef,
• polyamide,
• space,
• part,
• agent,
• waterway,
• boundary,
• means,
• jewel,
• noise,
• component,
• tube,
• character,
• action,
• tree,
• noisemaker,
• nail,
• extremity,
• medium,
• limb,
• harbor,
• leather,
• muscle,
• thermostat,
• wealth,
• forest,
• artefact,
• network,
• selection,
• enterprise,