Ключевые слова: app, background, blockquote, bubble, button, chat, comment, communication, concept, conversation, design, dialog, discussion, double, end, feedback, flat, forum, graphic, icon, idea, illustration, information, internet, inverted, isolated, mark, message, messaging, messenger, modern, opinion, quality, quotation, quote, quotemark, quotes, round, shape, sign, speak, speech, speechmark, symbol, talk, text, web, white, word,