Modifiers matching obstruction:

• impenetrable,
• rigid,
• short,
• physical,
• permanent,
• vertical,
• natural,
• external,
• layer,
• fixed,
• temporary,
• visible,
• solid,
• electrical,
• bigger,
• spatial,
• horizontal,
• topical,
• upright,
• cooler,
• overhead,
• metal,
• hazardous,
• visual,
• lateral,
• clear,
• nearby,
• artificial,
• opaque,
• current,
• terrestrial,
• geographic,
• past,
• outdoor,
• smaller,
• dense,
• multiple,
• hidden,
• internal,
• typical,
• minor,
• immovable,
• urethral,
• elongated,
• simple,
• small,
• movable,
• tall,
• lighted,
• structural,
• larger,
• indoor,
• subsurface,
• large,
• underground,
• hard,
• under,
• featureless,
• up,
• significant,
• insurmountable,
• irregular,
• unusual,
• over,
• linear,
• mechanical,
• raised,
• adjacent,
• level,
• environmental,
• discrete,
• removable,
• relevant,
• hydraulic,
• local,
• isolated,
• additional,
• low,
• surrounding,
• underwater,
• nasal,
• major,
• common,
• taller,
• virtual,

Simple categories matching bigger:

• product,
• job,
• stuff,
• fish,
• animal,
• item,
• prey,
• event,
• project,
• sturgeon,
• party,
• predator,
• obstruction,
• livestock,
• beast,
• plant,
• creature,
• entity,
• task,
• ungulate,
• bug,
• audience,
• wheel,
• mammal,
• gathering,
• pet,
• organisation,
• insect,
• os,
• rig,
• carrier,
• pest,
• unit,
• thing,
• food,
• zooplankton,
• game,
• center,
• function,
• club,
• rodent,
• genome,
• antelope,
• vehicle,
• competition,
• phenomenon,
• article,
• fauna,
• organism,
• appliance,
• host,
• contest,
• medium,
• package,
• bird,
• aircraft,
• band,
• piece,
• furniture,
• peripheral,
• cat,
• incident,
• bait,