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不由自主 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
不由自主bùyóuzìzhǔcan't help; involuntarily (idiom)HSK 7, unknown, 20 strokes, rank #15376, Very Hard
bùyóuzìzhǔ(bu4you2zi4zhu3) T4
  1. 1can't help; involuntarily (idiom)
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March 24, 2026

不由自主bùyóuzìzhǔ(bu4you2zi4zhu3)

不由自主 (bù yóu zì zhǔ) describes a situation where a person cannot help but act in a certain way, often due to strong emotions or external influences. This idiom is commonly used to express feelings of uncontrollable urges or reactions, such as laughter, tears, or other spontaneous actions.

Strokes20Frequency#15376DifficultyVery Hard
Cultural Note

In Chinese culture, expressing emotions openly can be seen as a sign of authenticity, making this idiom relatable in everyday conversations. It reflects the acceptance of natural human responses to various stimuli, which is valued in many social interactions.

Memory Tip

Picture a puppet (the character 不) that can't control its movements (由), dancing (自主) on its own. This puppet represents someone who is unable to stop their emotions or actions, capturing the essence of acting involuntarily.

Meanings of 不由自主

bùyóuzìzhǔ(bu4you2zi4zhu3)
1can't help; involuntarily (idiom)
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About 不由自主

不由自主Simplified
20Strokes
—Radical
#—Frequency Rank
HSK 3.0L7AdvancedTOCFLL5CEFRC2

Podcast: 不由自主

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Podcast: 不由自主

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AI Study Notes for 不由自主

Quick Contrast

情不自禁 (qíng bù zì jīn) — use 不由自主 when emphasizing lack of control due to external forces, and 情不自禁 for emotional responses that are also uncontrollable.

Usage Notes

This idiom is often used in both formal and informal contexts, but it is important to use it appropriately to convey deep feelings or reactions. Common collocations include '不由自主地笑' (laugh involuntarily) or '不由自主地流泪' (cry involuntarily). Be cautious of tone pronunciation, as mispronouncing '不' could change the meaning.

HSK Study Tips

While this idiom is not at a specific HSK level, it encompasses concepts found in the higher levels, particularly in expressing emotions. Students should focus on understanding the components of the idiom and how it relates to other expressions of involuntary actions.

Common Mistakes

Learners often confuse 不由自主 with similar idioms, leading to incorrect usage. For instance, saying '我不由自主的吃' (I involuntarily eat) should be corrected to '我不由自主地吃' to use the correct adverbial form.

AI-enhanced 2026-03-24

Pronunciation of 不由自主

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Component Characters

不bù(negative prefix)
HSK 14 strokes一
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由yóuto follow
HSK 45 strokes田
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自zìfrom
HSK 46 strokes自
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主zhǔowner
HSK 75 strokes丶
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How to say can't help; involuntarily (idiom) in Chinese

“can't help; involuntarily (idiom)” in Chinese is不由自主bùyóuzìzhǔ

不由自主 (bù yóu zì zhǔ) describes a situation where a person cannot help but act in a certain way, often due to strong emotions or external influences. This idiom is commonly used to express feelings of uncontrollable urges or reactions, such as laughter, tears, or other spontaneous actions.

When to use 不由自主

This idiom is often used in both formal and informal contexts, but it is important to use it appropriately to convey deep feelings or reactions. Common collocations include '不由自主地笑' (laugh involuntarily) or '不由自主地流泪' (cry involuntarily). Be cautious of tone pronunciation, as mispronouncing '不' could change the meaning.

不由自主 or something close to it

情不自禁 (qíng bù zì jīn) — use 不由自主 when emphasizing lack of control due to external forces, and 情不自禁 for emotional responses that are also uncontrollable.

What learners get wrong

Learners often confuse 不由自主 with similar idioms, leading to incorrect usage. For instance, saying '我不由自主的吃' (I involuntarily eat) should be corrected to '我不由自主地吃' to use the correct adverbial form.

Write 不由自主

不
由
自
主

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

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Frequently Asked Questions about 不由自主

It's best to avoid idioms like 不由自主 in formal writing, as they are more suited for spoken language or informal contexts.

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