Simple categories matching walking:

• surface,
• prey,
• predator,
• partner,
• insect,
• behaviour,
• trail,
• bird,
• animal,
• region,
• event,
• shoes,
• area,
• route,
• stairs,
• track,
• pet,

Members with property walking:

• deck,
• path,
• rhododendron_trail,
• sidewalk,
• ramp,
• severn_way,
• steps,
• stability_shoes,
• concrete,
• water,
• platform,
• metal_deck,
• balcony,
• concrete_floor,
• floor,
• gangway,
• broken_sidewalk,
• garage_floor,
• grass_track,
• roof,
• centipede,
• boardwalk,
• fire_stairs,
• bathroom,
• shower,
• overland_track,
• stairs,
• mite,
• stairway,
• local_excursion,
• pelican,
• ant,
• safety,
• blue_penguin,
• wonderland_range,
• clyde_walkway,
• maple_way,
• horse,
• fiberglass,
• floor_tile,
• spider,
• footbridge,
• railing,
• scorpion,
• outdoor_sidewalk,
• peak,
• valley_gutter,
• duck,
• flat_roof,
• chicken,
• purple_kangaroo,
• driveway,
• slab,
• train_platform,
• brick,
• yard,
• thames_path,
• robin,
• grasshopper,
• friend,
• small_dog,
• aphid,
• mezzanine,
• established_floor,
• dog,
• garden_path,
• wooden_deck,
• peacock,
• nearby_curb,
• bad_land,
• cows,
• moor_path,
• scaffold,
• preventative_measure,
• health_issue,
• carpet,
• doorway_molding,
• uneven_pavement,
• shoes,
• dog_pet,
• terrace,
• peak_district,
• tulsa_run,
• black_hill,
• marathon,
• sandstone_trail,
• pavement,
• linoleum_tile,
• puppy,
• spouse,
• heel_strike,
• suspended_timber,
• fragrant_walkway,
• sport_shoes,
• street,
• tile_floor,
• cleveland_way,
• cat,
• patio,
• walking_trail,
• rabbit,
• shopping-center_corridor,
• goose,
• cotswold_way,
• bath_floor,
• airport,
• highland_walkway,
• balcony_floor,
• tile,
• area,
• holly_trail,
• landing,
• sidewalk_curb,
• wooden_floor,
• beetle,
• child,
• painted_concrete,
• asphalt,
• hard_floor,
• ladder,
• kiwi,
• twin-cities_marathon,
• utility_cover,
• cockroach,
• heel_contact,
• porch,
• cumbria_way,
• concrete_slab,
• pilgrim_path,
• crow,
• hallway,
• slippery_floor,
• west_village,
• chicken_ladder,
• walkway,