- 入口 — entrance
- 出口 — exit
- 人口 — population
- 悪口 — badmouthing; speaking ill
- 口座 — bank account
- 口紅 — lipstick
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The character “口” is one of the simplest and most common kanji. It often refers to the physical mouth, but also appears in compound words about speech, entrances, and numbers of people.
