Modifiers matching installation:

• appropriate,
• unmanned,
• permanent,
• fixed,
• isolated,
• electrical,
• harsh,
• structural,
• expensive,
• vulnerable,
• large,
• big,
• supporting,
• commercial,
• down,
• convenient,
• academic,
• secure,
• wet,
• military,
• mechanical,
• aquatic,
• larger,
• industrial,
• closed,
• vital,
• outdoor,
• modular,
• controlled,
• external,
• economic,
• stable,
• size,
• special,
• critical,
• metallic,
• overhead,
• interior,
• complete,
• concrete,
• hydraulic,
• interactive,
• high,
• incidental,
• specialized,
• exterior,
• outside,
• moving,
• scientific,
• inside,
• agricultural,
• architectural,
• current,
• portable,
• primary,
• residential,
• linear,
• major,
• surrounding,
• unusual,
• simple,
• complicated,
• communal,
• audiovisual,
• hazardous,
• horizontal,
• federal,
• modern,
• shared,
• vertical,
• small,
• basic,
• fighting,
• environmental,
• light,
• covered,
• productive,
• real,
• temporary,
• minor,
• technological,
• occupied,
• new,
• strategic,
• base,
• centralized,
• indoor,
• sanitary,
• dynamic,
• individual,
• inshore,
• proper,
• internal,
• impressive,
• central,
• complex,
• stationary,
• tubular,
• subsurface,
• unattended,
• single,
• smaller,
• defensive,
• key,
• ancillary,
• auxiliary,
• off,
• exposed,
• national,
• sensitive,
• corporate,
• official,
• particular,
• sloping,
• mobile,
• functional,
• avionic,
• civilian,
• medium,
• physical,
• typical,
• public,
• domestic,
• important,
• sized,
• additional,
• floating,
• static,
• nuclear,
• underwater,
• semipermanent,
• necessary,
• movable,
• limited,
• remote,
• thick,
• nearby,
• advanced,
• peripheral,
• essential,
• chemical,
• institutional,
• professional,
• decorative,
• quick,
• social,
• unique,
• self,
• maritime,
• underground,
• multiple,
• coastal,
• electronic,
• difficult,
• alert,
• electric,
• recreational,
• technical,
• protective,
• spatial,
• marine,
• radio,

Simple categories matching subsurface:

• imperfection,
• rock,
• stratum,
• material,
• structure,
• feature,
• condition,
• cavity,
• quantity,
• data,
• construction,
• industry,
• property,
• utility,
• system,
• fluid,
• process,
• defect,
• reservoir,
• anomaly,
• information,
• deposit,
• variation,
• area,
• mineral,
• drain,
• attribute,
• layer,
• measure,
• platform,
• sorbent,
• detail,
• change,
• facility,
• installation,
• separation,
• artifact,
• variable,
• object,
• item,
• obstruction,
• excavation,
• liquid,
• formation,
• void,
• resource,
• body,
• soil,
• component,