口
Kana: くち
mouth
Example sentence
口を大きく開けてください。
くちをおおきくあけてください。
Please open your mouth wide.
What 口 means
口 (くち) is a Japanese word meaning “mouth”. It belongs to the Body & Health topic and appears at Level 1 (and again in Level 4), so it is one of the words worth learning early when you study Japanese.