Ключевые слова: chore, clear, cold, covered, danger, dangerous, direction, fall, footpath, footprint, footprints, frost, frosty, frozen, houses, ice, icy, imprint, injury, naturally, outdoor, outdoors, pathway, pavement, pedestrian, removal, remove, road, route, season, sidewalk, slide, slip, slippery, snow, snowfall, snowy, step, street, time, track, travel, walk, walkway, way, weather, winter, wintertime, work,