< sky, precipice, background < nature (nature)

• 15161(fire, flame, embers) ← 15200(sky) → 15210(month, star, meteor)
• ㄱ ㄴ ㄷ ㄹ ㅁ ㅂ ㅅ ㅇ ㅈ ㅊ ㅋ ㅌ ㅍ ㅎ
• a b c d e f g h i j k l m n o p q r s t u v w x y z