Modifiers matching obstacle:

• private,
• physical,
• geological,
• natural,
• linear,
• special,
• high,
• coming,
• artificial,
• soft,
• external,
• hazardous,
• fixed,
• over,
• underground,
• elevated,
• thick,
• dynamic,
• everyday,
• world,
• stationary,
• architectural,
• nearby,
• environmental,
• moving,
• vertical,
• structural,
• dangerous,
• wooden,
• simple,
• large,
• tricky,
• additional,
• solid,
• penetrating,
• rural,
• tall,
• typical,
• common,
• passive,
• permanent,
• interfering,
• narrow,
• distant,
• movable,
• opaque,
• geographic,
• removable,
• advanced,
• outdoor,
• size,
• small,
• rectangular,
• visual,
• dense,
• practical,
• extensive,
• psychological,
• creative,
• single,
• concrete,
• adjacent,
• porous,
• impenetrable,
• difficult,
• unmovable,
• working,
• overhead,
• unusual,
• mechanical,
• static,
• multiple,
• rigid,
• clear,
• local,
• urban,
• institutional,

Simple categories matching world:

• religion,
• object,
• macaque,
• grouping,
• fabric,
• expectation,
• drug,
• genre,
• situation,
• entity,
• monkey,
• subject,
• state,
• secret,
• event,
• emotion,
• change,
• flag,
• skill,
• knowledge,
• car,
• grain,
• art,
• crime,
• language,
• thing,
• item,
• model,
• faith,
• sport,
• influence,
• food,
• measure,
• property,
• institution,
• vulture,
• application,
• assets,
• industry,
• game,
• challenge,
• signal,
• network,
• values,
• component,
• article,
• discipline,
• foodstuff,
• catastrophe,
• condition,
• tree,
• appliance,
• storm,
• tradition,
• cereal,
• level,
• people,
• problem,
• primate,
• struggle,
• web,
• invention,
• herbivore,
• area,
• artefact,
• action,
• structure,
• phenomenon,
• device,
• asset,
• force,
• ride,
• matter,
• weather,
• commodity,
• issue,
• ideology,
• example,
• feature,
• touch,
• heritage,
• times,
• plant,
• tool,
• text,
• mammal,
• input,
• shock,
• scene,
• disease,
• obstacle,
• toy,
• party,
• animal,
• bird,
• charm,
• price,
• competition,
• committee,
• calamity,
• product,
• contaminant,
• activity,
• substance,
• society,
• surface,
• agreement,
• play,
• trade,
• topic,
• craft,
• vehicle,
• motorcycle,
• effect,
• antiquity,
• support,
• task,
• sensor,
• equipment,
• music,
• transformation,
• disturbance,
• body,
• rodent,
• source,
• rule,
• conflict,
• landmark,
• metal,
• system,
• ingredient,
• set,
• intoxicant,
• sphere,
• material,
• agency,
• value,
• hazard,
• location,
• uncertainty,
• attraction,
• staple,
• reference,
• sound,
• medium,
• market,
• culture,
• stage,
• unit,
• federation,
• energy,
• marsupial,
• movement,
• enterprise,
• machine,
• variable,
• affliction,
• literature,
• instrument,
• account,
• leader,
• insect,
• artifact,
• savior,
• domain,
• currency,
• building,
• fruit,
• business,
• data,
• hardware,
• vegetable,
• service,
• group,
• organization,
• illness,
• country,
• development,
• experience,
• behaviour,
• process,
• document,
• disaster,
• stuff,
• style,
• bias,
• work,
• organisation,
• dance,
• concept,
• english,
• works,
• simulation,
• credential,
• information,
• creature,
• weapon,