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卅 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
卅sàthirty, thirtiethzg, 4 strokes, radical 十, rank #39346, Very Hard
sà(sa4) T4
  1. 1thirty, thirtieth
Listen to the audio pronunciation 3 times to gain XP
March 24, 2026

卅sà(sa4)

The character 卅 (sà) represents the number thirty. It is primarily used in formal contexts, such as in legal documents or official records, to denote the numerical value of thirty, often as part of a larger counting system. It can also refer to the ordinal number for thirtieth in certain contexts.

Strokes4Radical十Frequency#39346DifficultyVery Hard
Cultural Note

In traditional Chinese culture, numbers hold significant meaning, and 卅 is often used in formal ceremonies or documents, reflecting the importance of precise numerical representation in Chinese society.

Memory Tip

Imagine a group of 30 people standing in a line, where each person represents a single unit. The character 卅 can be visualized as a tall figure (the top part) standing on a solid foundation (the bottom part), symbolizing the strength of the number thirty.

Meanings of 卅

sà(sa4)
1thirty, thirtieth
Exercise 1 of 2

Listen & Choose the Meaning

Choose the correct answer:

About 卅

卅Simplified
4Strokes
十Radical
状态词stative word (stat.)Part of Speech
#—Frequency Rank

Podcast: 卅

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Podcast: 卅

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AI Study Notes for 卅

Usage Notes

The use of 卅 is relatively rare in everyday conversation, where people typically use 三十 (sānshí) for thirty. Be cautious not to confuse it with other numerals or similar characters, especially in writing. It is more common in traditional Chinese contexts.

HSK Study Tips

Although 卅 does not appear in the HSK vocabulary lists, understanding this character can enhance your comprehension of numerical expressions in formal settings. Students should focus on recognizing 卅 along with other numeral characters to build a broader numerical vocabulary.

Common Mistakes

Learners often mistakenly use 卅 in casual conversations, where 三十 would be more appropriate. For example, saying '我有卅个苹果' instead of '我有三十个苹果' (I have thirty apples) is incorrect.

AI-enhanced 2026-03-24

Pronunciation of 卅

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Etymology of 卅

Formation TypeIdeographic 指事
六书 ClassificationIdeograph (指事字)~2% of characters
Explanation

Three vertical lines, representing three sets of ten.

Memory Hint

Three tally marks; compare ten 十 and twenty 廿

Learn more about Ideograph (指事字) characters

Jason Etymology Detective

Case file: 卅

Three vertical lines, representing three sets of ten.

  1. 1The giveawayThree tally marks; compare ten 十 and twenty 廿
  2. 2On the record asideographic — someone drew an idea rather than an object.

Every clue here comes from the character's recorded structure — nothing is guessed.

Want the full history of 卅? Jason searches the paleographic record, weighs the competing accounts and judges the popular story.

Charged once for this character — everyone reads it afterwards.
Exercise 1 of 1

Character Formation Type

What type of character formation is 卅?

Decomposition of 卅

IDS Structure⿻一川
卅Full Character
=
一yi1
outer
川Chuan1
inner
Exercise 1 of 2

Identify the Components

Which of these is a component of 卅?

How to say thirty, thirtieth in Chinese

“thirty, thirtieth” in Chinese is卅sà

The character 卅 (sà) represents the number thirty. It is primarily used in formal contexts, such as in legal documents or official records, to denote the numerical value of thirty, often as part of a larger counting system. It can also refer to the ordinal number for thirtieth in certain contexts.

When to use 卅

The use of 卅 is relatively rare in everyday conversation, where people typically use 三十 (sānshí) for thirty. Be cautious not to confuse it with other numerals or similar characters, especially in writing. It is more common in traditional Chinese contexts.

What learners get wrong

Learners often mistakenly use 卅 in casual conversations, where 三十 would be more appropriate. For example, saying '我有卅个苹果' instead of '我有三十个苹果' (I have thirty apples) is incorrect.

Write 卅

卅

Practice writing 卅 stroke by stroke. Watch the animation to learn the stroke order, then try writing it yourself.

Write correctly 3 times to earn XP

Word Family of 卅

Words Containing This Character2
卅sàthirty
五卅运动anti-imperialist movement of 30th May 1925, involving general strike esp. in Shanghai, Guangzhou, Hong Kong etc五卅運動
Exercise 1 of 2

Compound Meaning

What does 卅 mean?

Frequently Asked Questions about 卅

It's not commonly used in everyday conversation; instead, 三十 is preferred.

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