The kanji 唇 (くちびる, kuchibiru) primarily means "lips." It refers to the fleshy folds surrounding the mouth, essential for speech, eating, and expressing emotions. The character encapsulates the physical structure and the function of the lips.

・On-yomi (音読み): シン (shin) ・Kun-yomi (訓読み): 唇 (くちびる, kuchibiru)

⚫︎ 唇 (くちびる): Lips. Translation: Lips ⚫︎ 口唇 (こうしん, koushin): Lips (formal). Translation: Lips ⚫︎ 唇を噛む (くちびるをかむ, kuchibiru wo kamu): To bite one's lip. Translation: To bite one's lip

The kanji 唇 is a phono-semantic compound (形声文字, keisei moji). ⚫︎ The phonetic component is 辰 (shin, meaning "time of day"). ⚫︎ The semantic component is 口 (kuchi, meaning "mouth"). ⚫︎ This combination suggests the lips’ position around the mouth and their importance in activities associated with the mouth. The 辰 gives a sound hint.