Modifiers matching cavity:

• large,
• natural,
• interior,
• thoracic,
• underground,
• accessible,
• internal,
• tubular,
• available,
• nearby,
• small,
• simple,
• over,
• uterine,
• hollow,
• vascular,
• abdominal,
• neighboring,
• mucosal,
• organic,
• secretory,
• deep,
• closed,
• inner,
• artificial,
• major,
• dark,
• subsurface,
• peripheral,
• intermediate,
• thin,
• cardiac,
• anatomical,
• moist,
• pelvic,
• adjacent,
• micro,
• dead,
• complex,
• negative,
• sensitive,

Simple categories matching artificial:

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