Modifiers matching boundary:

• legal,
• natural,
• physical,
• outer,
• rigid,
• irregular,
• critical,
• atmospheric,
• solid,
• spherical,
• hydraulic,
• hexagonal,
• geopolitical,
• moving,
• front,
• administrative,
• convenient,
• oceanic,
• hard,
• structural,
• governing,
• sharp,
• political,
• geological,
• curved,
• syntactic,
• logical,
• visual,
• crystalline,
• spatial,
• complex,
• biological,
• geographical,
• clear,
• vertical,
• significant,
• static,
• real,
• jurisdictional,
• semitransparent,
• smaller,
• fixed,
• simple,
• nonconducting,
• distinct,
• ecological,
• horizontal,
• smooth,
• permanent,
• historical,
• single,
• internal,
• cultural,
• nearby,
• artificial,
• external,
• hierarchical,

Simple categories matching governing:

• agreement,
• boundary,
• document,
• body,
• action,
• group,
• authority,
• contract,
• commitment,
• condition,
• information,
• organisation,
• offense,
• entity,
• institution,
• policy,
• relationship,
• activity,
• agency,
• organization,
• instrument,
• use,
• person,
• behaviour,
• doc,
• belief,
• structure,
• service,
• business,
• behavior,
• conduct,
• area,
• board,
• system,
• rule,
• authorities,