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发作 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
发作fāzuòto flare upHSK 7, unknown, 12 strokes, rank #3879, Very Hard
发作fāzuòto break outHSK 7, unknown, 12 strokes, rank #3879, Very Hard
fāzuò(fa1zuo4)fa zuo T1
  1. 1to flare up
  2. 2to break out
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March 24, 2026

发作(發作)fāzuò(fa1zuo4)

发作 (fāzuò) means to flare up or to break out, often in reference to symptoms of an illness or emotional outbursts. It is commonly used in medical contexts to describe the sudden onset of a condition, such as an allergic reaction or a mental health episode.

Strokes12Frequency#3879DifficultyVery Hard
Cultural note

In traditional Chinese medicine, the concept of a sudden flare-up can be linked to the balance of yin and yang in the body, where an imbalance may lead to sudden ailments or emotional disturbances.

Memory tip

Imagine a volcano (发) suddenly erupting (作) after lying dormant for years. The eruption represents the sudden flare-up of symptoms or emotions, helping you remember that 发作 signifies a sudden occurrence.

Meanings of 发作

fāzuò(fa1zuo4)
1to flare up
2to break out
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About 发作

发作Simplified
發作Traditional
12Strokes
—Radical
动词dòngcíverb (v.)Part of Speech
#—Frequency Rank
HSK 3.0L7AdvancedTOCFLL5CEFRC2

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AI study notes for 发作

Quick Contrast

发作 (fāzuò) vs 突发 (tūfā) — use 发作 for recurring symptoms or episodes, while 突发 emphasizes suddenness or unexpectedness.

Usage Notes

Be careful not to confuse 发作 with similar terms like 发生 (fāshēng), which means 'to happen' in a broader sense. 发作 is more specific to sudden outbursts or medical conditions, and it typically carries a serious tone, making it more appropriate for formal contexts.

HSK Study Tips

While 发作 is not an HSK vocabulary word, it can be relevant for learners focusing on health-related topics. Students should pay attention to its usage in medical scenarios, connecting it with related terms like 症状 (zhèngzhuàng, symptom) and 疾病 (jíbìng, disease).

Common Mistakes

Learners often mix up 发作 with 发生, using it inappropriately for general situations. For example, saying '情绪发作 (qíngxù fāshēng)' instead of '情绪发作 (qíngxù fāzuò)' to describe an emotional event is incorrect; it should be used only for sudden, intense occurrences.

AI-enhanced 2026-03-24

Pronunciation of 发作

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Component characters

发fāto send out
HSK 35 strokes又
View full entry
作zuōto do
HSK 67 strokes亻
View full entry

How to say to flare up in Chinese

“to flare up” in Chinese is发作fāzuò

发作 (fāzuò) means to flare up or to break out, often in reference to symptoms of an illness or emotional outbursts. It is commonly used in medical contexts to describe the sudden onset of a condition, such as an allergic reaction or a mental health episode.

When to use 发作

Be careful not to confuse 发作 with similar terms like 发生 (fāshēng), which means 'to happen' in a broader sense. 发作 is more specific to sudden outbursts or medical conditions, and it typically carries a serious tone, making it more appropriate for formal contexts.

发作 or something close to it

发作 (fāzuò) vs 突发 (tūfā) — use 发作 for recurring symptoms or episodes, while 突发 emphasizes suddenness or unexpectedness.

What learners get wrong

Learners often mix up 发作 with 发生, using it inappropriately for general situations. For example, saying '情绪发作 (qíngxù fāshēng)' instead of '情绪发作 (qíngxù fāzuò)' to describe an emotional event is incorrect; it should be used only for sudden, intense occurrences.

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发
作

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Frequently asked questions about 发作

Yes, it can describe emotional outbursts, such as anger or anxiety, in addition to physical symptoms.

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