Ключевые слова: abstract, accident, acorn, attention, autumn, background, beware, caution, chestnut, collection, concept, danger, decoration, design, down, element, fall, flat, floor, floral, food, graphic, icon, illustration, isolated, leaf, line, maple, nature, oak, pictogram, plant, pumpkin, risk, safety, season, september, set, shape, sign, slide, slip, slippery, symbol, tree, turkey, warning, wet, white,