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March 24, 2026
衍yǎn(yan3)
The character 衍 (yǎn) primarily means to spread out or to develop. It can refer to the expansion of ideas, concepts, or physical objects, and is often used in contexts where something is overflowing or becoming superfluous. This term can also imply the amplification of information or developments in a broader context.
Strokes9Radical行Frequency#67891DifficultyVery Hard
Cultural Note
In Chinese culture, the concept of 衍 reflects the importance of growth and development in both personal and social contexts. This is often seen in discussions about family lineage (衍宗) and the expansion of knowledge through education.
Memory Tip
Imagine a river (the radical 衤 represents clothing and can evoke the idea of flowing) overflowing its banks and spreading out into the surrounding fields. The sound 'yǎn' can remind you of 'yarn' spreading out as you unravel a spool, amplifying the thread's reach.
Meanings of 衍
yǎn(yan3)
1to spread out
2to develop
Exercise 1 of 2
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About 衍
衍Simplified
9Strokes
行Radical
动词dòngcíverb (v.)Part of Speech
#65535Frequency Rank
Podcast: 衍
Podcast: 衍
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AI Study Notes for 衍
Quick Contrast
扩展 (kuòzhǎn) vs 衍 (yǎn): Use 扩展 for a more technical or structured expansion, while 衍 suggests a more organic or overflowing development.
Memory Mnemonic
Imagine a river (the radical 衤 represents clothing and can evoke the idea of flowing) overflowing its banks and spreading out into the surrounding fields. The sound 'yǎn' can remind you of 'yarn' spreading out as you unravel a spool, amplifying the thread's reach.
Usage Notes
Be careful not to confuse 衍 with similar-sounding characters, as the tone changes the meaning significantly. It is often used in both formal and informal contexts, particularly in literary or philosophical discussions about growth and development. Common collocations include 衍生 (yǎnshēng - to derive) and 衍述 (yǎnshù - to elaborate).
HSK Study Tips
Though 衍 is not included in the HSK vocabulary lists, it connects to HSK Level 4 words like 扩展 (kuòzhǎn - to expand) and 发展 (fāzhǎn - to develop). Students should focus on understanding its nuances in terms of development and overflow in various contexts.
Cultural Note
In Chinese culture, the concept of 衍 reflects the importance of growth and development in both personal and social contexts. This is often seen in discussions about family lineage (衍宗) and the expansion of knowledge through education.
Common Mistakes
Learners often mix up 衍 with 研 (yán), which means 'to grind or study'. For example, saying '我想要衍究这个问题' (I want to 衍 study this question) is incorrect; it should be '我想要研究这个问题' (I want to study this question).
AI-enhanced 2026-03-24
Pronunciation of 衍
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Grammar Patterns of 衍
衍 functions as a verb — the action or state of the sentence. The Chinese order is Subject + Verb + Object (我吃饭). Negate it with 不 (habitual / future) or 没(有) (completed action). Add aspect markers like 了, 过, 着 directly after the verb. It carries 5 related meanings, each with its own usage notes below. The example sentences below show it in action, with practice buttons (Listen, Practice Writing, Practice Speaking) on every line.
The word Easter derives from Eostre, the pagan goddess of spring.
6
这支乐队的专辑繁衍出一连串走红的单曲唱片。
zhè zhī lè duì de zhuān jí fán yǎn chū yī lián chuàn zǒu hóng de dān qū chàng piàn。
The band's album spawned a string of hit singles.
7
他擦身而过，朝人群敷衍地挥了挥手。
tā cā shēn ér guò， ， zhāo rén qún fū yǎn dì huī le huī。
He brushed by with a perfunctory wave to the crowd.
8
此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物.
cǐ fǎn yīng dé dào de chǎn wù wéi èr wán jī běn jī bǐng èr suān zhǐ de jiǎn jīn shǔ yán yǎn shēng wù.
The immediate products of this reaction are alkali - metal derivatives of dialkyl phenylmalonates.
Cultural Notes for 衍
🏮Cultural insight
In Chinese culture, the concept of 衍 reflects the importance of growth and development in both personal and social contexts. This is often seen in discussions about family lineage (衍宗) and the expansion of knowledge through education.
Word Family of 衍
Compounds4
愆qian1error, fault, mistake, transgression
椼
葕
餰
Words Containing This Character13
敷衍fūyǎnperfunctory
繁衍to multiply
衍生yǎnshēngto derive
衍yǎnto develop
敷衍了事to skimp
衍生物a derivative (complex product derived from simpler source material)
衍射diffraction
衍变to develop衍變
夏衍Xia Yan (1900-1995), Chinese writer, playwright, socialist critic and movie pioneer
衍化to develop and change
敷衍塞责to skimp on the job敷衍塞責
邹衍Zou Yan (305-240 BC), founder of the School of Yin-Yang of the Warring States Period (475-221 BC)鄒衍
衍射角angle of diffraction (physics)
Exercise 1 of 4
Compound Meaning
What does 愆 mean?
Frequently Asked Questions about 衍
衍 is often used in literary and philosophical discussions, particularly when talking about the development of ideas or concepts.
You can think of 'yarn' spreading out as it unravels, which helps connect the sound to the meaning.
Yes, phrases like 衍生 (to derive) and 衍述 (to elaborate) are commonly used in both speech and writing.
