Ключевые слова: against, agree, answer, arrow, assort, background, black, blackboard, board, browse, button, chalk, chalkboard, choice, classification, classify, clear, concept, custom, decide, decision, design, different, direction, document, false, file, graphic, guide, guidepost, icon, indicator, information, letter, message, note, notice, office, papers, post, postage, postcard, postmark, roadsign, route, rubber, scalable, select, show, sign, signage, signpost, sort, success, symbol, systematics, test, text, texture, title, true, truth, way, white, written,