Modifiers matching obstacle:

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

Simple categories matching everyday:

• pet,
• object,
• item,
• category,
• symbol,
• text,
• transport,
• food,
• structure,
• activity,
• condition,
• location,
• output,
• malady,
• thing,
• behaviour,
• oil,
• equipment,
• message,
• medium,
• support,
• merchandise,
• system,
• beverage,
• disaster,
• product,
• healthcare,
• ware,
• substance,
• currency,
• event,
• article,
• travel,
• material,
• situation,
• critter,
• facility,
• thought,
• agent,
• necessity,
• surgery,
• cause,
• print,
• words,
• painkiller,
• foodstuff,
• state,
• ingredient,
• incident,
• domain,
• veggie,
• examination,
• sport,
• happening,
• person,
• spray,
• utility,
• obstacle,
• emotion,
• possession,
• interaction,
• machine,
• space,
• experience,
• nature,
• occupation,
• bird,
• dish,
• information,
• textile,
• hardware,
• pharmaceutical,
• measure,
• user,
• speech,
• vegetable,
• party,
• occurrence,
• surface,
• sound,
• memory,
• publication,
• challenge,
• artifact,
• content,
• conflict,
• organisation,
• symptom,
• instrument,
• danger,
• institution,
• native,
• comestible,
• means,
• quantity,
• utensil,
• component,
• business,
• sauce,
• contraceptive,
• behavior,
• failing,
• stressor,
• soil,
• aroma,
• sensation,
• elements,
• transportation,
• fruit,
• medicine,
• creature,
• annoyance,
• weapon,
• laws,
• break,
• vessel,
• job,
• requirement,
• sensor,
• writings,
• work,
• society,
• apparel,
• violence,
• advertising,
• example,
• solid,
• interest,
• noise,
• crystal,
• problem,
• condiment,
• routine,
• furnishing,
• record,
• trauma,
• signal,
• extra,
• assistance,
• drink,
• reference,
• function,
• stain,
• care,
• crime,
• clothes,
• liquid,
• fluid,
• use,
• attire,
• character,
• essential,
• quilt,
• stress,
• communication,
• vocation,
• process,
• reaction,
• purchase,
• project,
• assignment,
• fate,
• place,
• theme,
• cognition,
• site,
• garment,
• staple,
• change,
• construction,
• life,
• devices,
• ability,
• duty,
• part,
• context,
• pain,
• expense,
• detritus,
• setting,
• pollutant,
• details,
• trouble,
• knowledge,
• accessory,
• drug,
• fabric,
• container,
• motivation,
• language,
• vehicle,
• transactions,
• form,
• building,
• injury,
• terms,
• endeavor,
• purpose,
• display,
• skill,
• odour,
• stationery,
• control,
• artefact,
• contaminant,
• wound,
• fraud,
• particle,
• vice,
• matter,
• tableware,
• appliance,
• clothing,
• ailment,
• production,
• magnet,
• motion,
• repair,
• issue,
• edible,
• discipline,
• subculture,
• wellness,
• mixer,
• smell,
• software,
• movement,
• tool,
• sense,
• concern,
• plant,
• stone,
• workplace,
• document,
• writing,
• illness,
• area,
• stuff,
• environment,
• operations,
• duds,
• fare,
• cake,
• antibiotic,
• toiletry,
• world,
• accident,
• agreement,
• law,
• narrative,
• phenomenon,
• service,
• word,
• topic,
• printing,
• dress,
• concept,
• force,
• expression,
• store,
• critique,
• gadget,
• usage,
• characteristic,
• observer,
• meal,
• waste,
• subject,
• outlay,
• disbursement,
• implement,
• debris,
• solvent,
• exercise,
• reward,
• sandwich,
• expenditure,
• gesture,
• medication,
• mishap,
• procedure,
• people,
• insect,
• existence,
• worker,
• animal,
• commodity,
• gap,
• pressure,
• resource,
• scene,
• supply,
• reality,
• correspondence,
• task,
• source,
• odor,
• lotion,
• action,
• difficulty,
• offence,
• meaning,
• individual,
• practice,
• complaint,
• application,
• criminal,
• outlet,
• bedding,
• package,
• pursuit,
• chemical,
• papers,
• computer,
• furniture,