Modifiers matching conduit:

• physical,
• conductive,
• fluid,
• closed,
• necessary,
• concrete,
• liquid,
• clean,
• geometrical,
• inside,
• hollow,
• industrial,
• long,
• reusable,
• distinct,
• ferromagnetic,
• protective,
• individual,
• flexible,
• ferrous,
• light,
• biological,
• cold,
• tubular,
• elastic,
• thin,
• secure,
• underground,
• artificial,
• open,
• continuous,
• supporting,
• metallic,
• metal,
• oriented,
• circular,
• tubelike,
• thermal,

Simple categories matching protective:

• equipment,
• modality,
• relay,
• clothing,
• security,
• structure,
• area,
• insulator,
• sediment,
• liquid,
• glove,
• measure,
• characteristic,
• item,
• housing,
• fat,
• adult,
• gel,
• behavior,
• material,
• metal,
• agent,
• cloth,
• organization,
• helmet,
• apparel,
• factor,
• garment,
• activity,
• device,
• atmosphere,
• coating,
• means,
• compound,
• chemical,
• constituent,
• mechanism,
• covering,
• conduit,
• system,
• lubricant,
• zone,
• information,
• shelter,
• shell,
• oxide,
• garb,
• wax,
• devices,
• tree,
• membrane,
• polymer,
• market,
• antioxidant,
• fluid,
• part,
• installation,
• envelope,
• wrapping,
• chamber,
• care,
• pigment,
• process,
• molecule,
• product,
• property,
• mineral,
• quality,
• appliance,
• brace,
• armour,
• gear,
• package,
• footwear,
• switch,
• coat,
• matrix,
• group,
• surface,
• apparatus,
• colloid,
• oil,
• application,
• placement,
• lotion,
• enclosure,
• instrument,
• food,
• tissue,
• force,
• border,
• hat,
• order,
• hardware,
• foodstuff,
• enzyme,
• fence,
• diet,
• action,
• arrangement,
• fabric,
• closure,
• protein,
• elements,
• line,
• institution,
• cell,
• adhesive,
• phytochemical,
• clothes,
• plate,
• insect,
• shade,
• bag,
• guard,
• skin,
• defence,
• substance,
• plating,
• layer,
• headgear,
• seal,
• cushioning,
• overclothes,
• support,
• particle,
• feature,
• component,
• habit,
• hydrocolloid,
• mattress,
• gadget,
• solute,
• object,
• case,
• behaviour,
• barrier,
• accessory,
• facility,
• sheet,
• antibody,
• cover,
• construction,
• pad,
• wrap,
• film,
• agency,
• procedure,
• gas,
• siding,
• element,
• article,
• mask,
• ointment,
• service,
• circuit,
• charm,
• defense,
• practice,
• attire,
• packaging,
• works,
• container,
• modification,
• herb,
• tape,
• space,
• unit,
• nutrient,
• outerwear,
• sugar,
• paste,
• carrier,
• drug,
• packing,