How to Say
How to Write
HSK 5 Radical: 亻 9 strokes
Meaning: custom
💡 Think: 'Sú = Society’s usual ways — customs!'
Compounds

📚 Character Story & Explanation

俗 (sú) meaning in English — custom

俗 is central to Chinese cultural discourse: it appears in official documents on intangible cultural heritage, in news reports on rural wedding customs, and in educational materials about regional traditions. A well-known idiom is 入乡随俗 (rù xiāng suí sú)—'when in a village, follow its customs'—widely taught and used to advise cultural respect. Historically, Confucian texts like the Book of Rites (Lǐjì) contrasted 俗 (popular practice) with 礼 (lǐ, ritual propriety), highlighting their complementary roles in social order.

The character’s form dates to the Warring States period (475–221 BCE) and evolved from seal script. Its right component 谷 was adopted for sound, not meaning—no valley imagery is intended. Today, Chinese learners most commonly encounter 俗 in phrases like 世俗 (shìsú, 'worldly, mundane') or when discussing how internet slang becomes 俗语 (súyǔ, 'colloquial expressions').

Hi students! The character 俗 (sú) means 'custom', 'common practice', or 'popular usage'. It’s not about formal rules—it’s what people actually do in daily life: how families celebrate holidays, how neighbors greet each other, or why certain foods are eaten during festivals. It reflects shared habits passed down informally—not laws, but lived tradition. At HSK Level 5, you’ll see it in discussions about culture, media, and social change.

This character always appears with a human radical (亻), reminding us that customs are created and maintained by people—not nature or objects. Its right side, 谷 (gǔ), originally meant 'valley' but here serves phonetically (sú sounds similar to gǔ in ancient pronunciation). So 俗 isn’t pictographic; it’s a phono-semantic compound—very typical of later Chinese characters.

In modern Chinese, 俗 often carries neutral or slightly evaluative tones—sometimes positive ('down-to-earth wisdom'), sometimes negative ('vulgar' or 'unsophisticated'). Context is key! You’ll find it in words like 风俗 (fēngsú, 'folk custom') and 通俗 (tōngsú, 'accessible to the general public'). Mastering 俗 helps you understand how Chinese society balances tradition and modernity.

💬 Example Sentences

Common Compounds

Similar Characters — Don't Mix These Up

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