Modifiers matching obstruction:

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

Simple categories matching up:

• institution,
• hardware,
• food,
• occupation,
• thing,
• activity,
• assets,
• object,
• goody,
• item,
• job,
• jewelry,
• fluid,
• fabric,
• business,
• exercise,
• shelter,
• foodstuff,
• souvenir,
• group,
• sport,
• fruit,
• operation,
• vegetable,
• veggie,
• ngo,
• liquid,
• compound,
• prey,
• entity,
• necessity,
• pastime,
• tissue,
• equipment,
• sector,
• info,
• arms,
• edifice,
• weather,
• rapper,
• site,
• force,
• fungus,
• mineral,
• rodent,
• phone,
• property,
• example,
• solid,
• commodity,
• behavior,
• care,
• poison,
• waveform,
• model,
• tradition,
• material,
• process,
• characteristic,
• egg,
• service,
• sugar,
• load,
• matrix,
• special,
• hay,
• development,
• possession,
• fare,
• inventory,
• clothing,
• location,
• element,
• pattern,
• area,
• end,
• surface,
• part,
• textile,
• clothes,
• garment,
• dish,
• formation,
• support,
• export,
• band,
• profession,
• attribute,
• meal,
• performance,
• career,
• salad,
• particle,
• organization,
• practice,
• program,
• mixture,
• song,
• supply,
• project,
• aircraft,
• provisions,
• housing,
• contaminant,
• cause,
• appliance,
• pollutant,
• waste,
• barrier,
• connection,
• contamination,
• creation,
• peripheral,
• oil,
• molecule,
• organisation,
• plant,
• gun,
• bait,
• card,
• facility,
• extra,
• addiction,
• line,
• building,
• control,
• pasta,
• form,
• ground,
• habitus,
• lot,
• furniture,
• accessory,
• publication,
• event,
• paint,
• structure,
• resource,
• delicacy,
• tax,
• treatment,
• details,
• lake,
• design,
• beverage,
• game,
• seasoning,
• impurity,
• earring,
• container,
• work,
• cosmetic,
• fowl,
• unit,
• sound,
• circuit,
• pollution,
• condiment,
• fiber,
• ensemble,
• system,
• fuel,
• article,
• leftovers,
• id,
• perishable,
• time,
• target,
• wall,
• therapy,
• toy,
• nutrient,
• elements,
• document,
• obstruction,
• animal,
• variation,
• medium,
• chemical,
• product,
• solute,
• lighting,
• information,
• substance,
• machine,
• content,
• style,
• file,
• drink,
• universe,
• essential,
• device,
• weapon,
• metal,
• constituency,
• option,
• tool,
• pistol,
• matter,
• brain,
• establishment,
• barricade,
• payment,
• music,
• stuff,
• market,
• ingredient,
• company,
• trifle,
• meat,
• trade,
• crud,
• carbohydrate,
• honey,
• debris,
• devices,
• motion,
• highway,
• implement,
• vice,
• code,
• deposit,
• effort,
• web,
• drug,