HanziGuru.驟 · zhòu
驟
zhòu[zhou4]Tone 4

sudden

HSK 7
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骤
Guru Deep Dive

English · sudden

Cached lesson
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Topology:Left-right
Strokes:17
Writing Balance Rule: Keep the left component (马) compact and narrow to leave ample space for the complex right component (聚).
Simplification Logic: The traditional form 驟 uses 馬 on the left and 聚 on the right; the simplified form retains this exact left-right structure with standard component simplifications.
1. Meaning

sudden, unexpected, abrupt

suddenlygallop (ancient meaning)
Adjective / AdverbFormal / LiteraryBound morpheme#manner#speed#change
Sample Usage
  • 天气骤变
    tiān qì zhòu biàn
    The weather changed suddenly.
  • 骤然
    zhòu rán
    Suddenly, abruptly.
2. Sound
/[ʈʂoʊ̯⁵¹]/Tone: 51
驟
zhòuzhou4
++
`(51)
=zhòu
Build the syllable
Step-by-step blending
zhou
Tone mark placement: Tone mark sits on "o" per main-vowel priority (a > e > o; in -iu/-ui the mark takes the second vowel).
Initial Consonant
zh
Type: Unaspirated Retroflex
Sounds like: j/dr retroflex sound
UnaspiratedRetroflex
Airflow Tactile Test: No burst of air. Tongue curled up. Tissue stays still.
Tongue & Mouth Position: Tongue tip curled back near hard palate
Final Rhyme
ou
Vowel Group: -o vowel group
Sounds like: -ou rhymes with oh
Mouth Shape Guide: Pronounce as standalone vowel 'oh'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T4 (51)
4th Tone (High-Falling)
Tone Pitch & Cadence: Tone 4 starts high and plunges sharply downward like an emphatic command or a sudden exclamation of surprise.
👂
Listening trap: Confusing the retroflex initial 'zh-' with the alveolar-palatal initial 'j-'. Ensure your tongue is curled backward for 'zh'.
👋
Physical Tone Gesture: A sharp, forceful downward chop with your hand, mirroring a sudden drop in pitch from high to low.
3. Writing

Topology: Left-right · Strokes: 17 strokes

Writing Balance Rule: Keep the left component (马) compact and narrow to leave ample space for the complex right component (聚).

Simplification Logic: The traditional form 驟 uses 馬 on the left and 聚 on the right; the simplified form retains this exact left-right structure with standard component simplifications.

4. Components

Radical 马 · Horse Radical (Horse)

Semantic Clue (形旁): 马 (Indicates speed, running, or horses galloping)

Phonetic Clue (声旁): 聚 (original sound: jù / zhòu)

A horse (马) that gathers (聚) its energy to burst forth in a sudden gallop.

  • 马 Horse / Speed
  • 聚 Gather / Phonetic clue
5. History
Liushu category: Phono-semantic (形声)

Origin: Originally combined the horse radical (马) representing swift movement with 聚 to denote horses galloping swiftly and abruptly.

Semantic Evolution: Shifted from the physical galloping of horses to any action that is fast, abrupt, or unexpected (sudden).

  • In classical literature, 骤 frequently described a horse galloping at full speed before expanding into general adverbs of suddenness.
6. Sinosphere
🇻🇳
Sino-Vietnamese
súy
High rising tone matching Middle Chinese entering tones.
🇯🇵
Kanji (Japanese)
On: シュウ (shū)
🇰🇷
Hanja (Korean)
취
7. Memory
Vivid Mnemonic Story

Picture a majestic horse (马) that suddenly gathers (聚) all its strength to bolt forward in a SUDDEN dash!

Phonetic Family (形声字家族)
聚
jùto assemble; to gatherPhonetic Core (声旁)
骤
zhòusudden+ 马 (horse)
鄹
zōuname of a state; surname Zou+ 阝 (city)
Explore this family →
Lookalikes & Traps (形近字)
聚(jù)
聚 means gather, while 骤 adds the horse (马) radical to signify a sudden, galloping movement.
8. Mastery
Active Recall Challenge
听到這個消息，他感到非常[___]驚。
Clue: zhòu
Common Learner Pitfall

Writing or confusing the right-side component with unrelated characters due to the high stroke count of 17 strokes.

Memory Prompts
Recognition: What does the character 骤 mean when combined with 变 (change)?
Production: How do you write the character for 'sudden' (zhòu) featuring a horse on the left?
Real-World Video Context

Watch authentic native speakers pronounce and explain this word in real-world YouTube videos.

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