嘴巴 (zuǐ bā) means “mouth” | MotiTan Chinese Dictionary

More examples

生气时他用手捂住嘴巴，不想说话。shēng qì shí tā yòng shǒu wǔ zhù zuǐ bā bù xiǎng shuō huà

When he is angry, he covers his mouth with his hand and does not want to talk.

The visible opening at the front of a face, where food enters and breath and speech come out.

口kǒu: The mouth as a bodily organ or inner space, common in writing and formal expressions.

口的口语称呼，常指人或动物脸部用于吃东西、发声和呼吸的外部开口。kǒu de kóu yǔ chēng hū cháng zhǐ rén huò dòng wù liǎn bù yòng yú chī dōng xī fā shēng hé hū xī de wài bù kāi kǒu

嘴 (zuǐ, "beak or mouth") originally named a bird's bill or a mouth, while 巴 (bā, "suffixal element") helps form this familiar spoken noun.

In everyday Chinese, this colloquial term fits family talk and ordinary conversation, while formal or medical writing more often uses a shorter or technical term.