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蠕 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
wasp; to wriggle, to squirmv, 20 strokes, radical 虫, rank #92997, Very Hard
to wiggleunknown, 20 strokes, radical 虫, rank #92997, Very Hard
Taiwan pr. [ruan3]unknown, 20 strokes, radical 虫, rank #92997, Very Hard
(ru2) T2
  1. 1wasp; to wriggle, to squirm
  2. 2to wiggle
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March 24, 2026

(蝡)(ru2)

The character 蠕 (rú) primarily means 'to wriggle' or 'to squirm.' It is often used to describe the movement of small creatures like worms or in contexts where something is moving in a twisting or undulating manner. Additionally, it can refer to a variant pronunciation, particularly in Taiwan, where it may be pronounced as 'ruan.'

Strokes20RadicalFrequency#92997DifficultyVery Hard
Cultural Note

In traditional Chinese medicine, movements described by 蠕 are often associated with the behavior of certain creatures that are believed to have healing properties. This reflects a deeper understanding of nature and its elements in Chinese culture.

Memory Tip

Imagine a worm wriggling through the soil. The character 蠕 has a squirmy look to it with its curves, resembling the motion of a worm. The pronunciation 'rú' can be remembered by thinking of 'rude' worms that squirm away when disturbed.

Meanings of 蠕

(ru2)
1wasp; to wriggle, to squirm
2to wiggle
Exercise 1 of 2

Listen & Choose the Meaning

Choose the correct answer:

About 蠕

Simplified
Traditional
20Strokes
Radical
动词dòngcíverb (v.)Part of Speech
#—Frequency Rank

Podcast: 蠕

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AI Study Notes for 蠕

Memory Mnemonic

Imagine a worm wriggling through the soil. The character 蠕 has a squirmy look to it with its curves, resembling the motion of a worm. The pronunciation 'rú' can be remembered by thinking of 'rude' worms that squirm away when disturbed.

Usage Notes

When using 蠕, be careful not to confuse it with similar-sounding characters. It's typically used in informal contexts, often in descriptions of animals or insects. Common collocations include 蠕动 (rú dòng), meaning 'to wriggle' or 'to squirm,' which can be used to describe both animals and metaphorical situations.

HSK Study Tips

Although 蠕 is not currently part of the HSK vocabulary, it connects well with HSK Level 3 words related to movement and animals. Students should focus on the pronunciation and the contexts in which it describes physical actions, as well as its similarities with related characters.

Cultural Note

In traditional Chinese medicine, movements described by 蠕 are often associated with the behavior of certain creatures that are believed to have healing properties. This reflects a deeper understanding of nature and its elements in Chinese culture.

Common Mistakes

Learners often confuse 蠕 with the character for 'to crawl' (爬, pá), using it incorrectly in contexts involving larger animals. For example, saying '他在蠕' (Tā zài rú) instead of '他在爬' (Tā zài pá) when referring to a person climbing.

AI-enhanced 2026-03-24

Pronunciation of 蠕

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Etymology of 蠕

Formation Typepictophonetic
六书 ClassificationPhono-semantic (形声字)~80-90% of characters
Explanation

Phonosemantic compound. 虫 represents the meaning and 需 represents the sound. Simplified form of 蝡.

Memory Hint

insect

Semantic (meaning)
+
Phonetic (sound)
Learn more about Phono-semantic (形声字) characters
Exercise 1 of 1

Character Formation Type

What type of character formation is 蠕?

Decomposition of 蠕

IDS Structure⿰虫需
Full Character
=
chong2
left
xu1
right
Exercise 1 of 2

Identify the Components

Which of these is a component of 蠕?

Write 蠕

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

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Grammar Patterns of 蠕

蠕 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 3 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.

Exercise 1 of 3

Complete the Sentence

觅食____虫的鸟

birds looking for worms

Example Sentences for 蠕 (2)

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1
觅食蠕虫的鸟

mì shí rú chóng de niǎo

birds looking for worms
2
它较巨蠕蚓类中环毛蚓属的分布区域大.

tā jiào jù rú yǐn lèi zhōng huán máo yǐn shǔ de fēn bù qū yù dà.

It inhabits a larger area than the megascolecid genus Pheretinca.
Exercise 1 of 1

Reorder the Sentence

birds looking for worms

Tap tokens to build the sentence

Cultural Notes for 蠕

🏮Cultural insight

In traditional Chinese medicine, movements described by 蠕 are often associated with the behavior of certain creatures that are believed to have healing properties. This reflects a deeper understanding of nature and its elements in Chinese culture.

Word Family of 蠕

Words Containing This Character4
蠕动to wiggle蠕動
蠕虫worm蠕蟲
to squirm
蠕变creep (materials science)蠕變
Exercise 1 of 4

Compound Meaning

What does 蠕动 mean?

Frequently Asked Questions about 蠕

No, 蠕 is not frequently used in casual conversations and is more likely to appear in literary or specialized contexts.