Modifiers matching platform:

• tactical,
• elevated,
• traditional,
• moving,
• expensive,
• fixed,
• digital,
• static,
• airborne,
• interactive,
• small,
• exterior,
• fabricated,
• raised,
• stationary,
• remote,
• illegal,
• working,
• subsurface,
• actual,
• new,
• movable,
• mobile,
• solid,
• large,
• inshore,
• immobile,
• global,
• temporary,

Simple categories matching subsurface:

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