formal and informal language styles in Korean Help me please. I know that there 2 language styles in Korean: formal and Informal. Formal is 존댓말. How is informal style called? Are there any other styles in Korean? What are the equivalents of these phrases in informal style? 안녕하세요 감사합니다 안녕히 계세요 안녕히 가세요 thank you for help