HanziGuru.暑 · shǔ
暑
shǔ[shu3]Tone 3

summer heat

HSK 4
Guru Deep Dive

English · summer heat

Cached lesson
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Topology:Top-bottom
Strokes:12
Writing Balance Rule: The top sun component (日) must be written compactly and centered, while the bottom part expands gracefully to support the structure without looking top-heavy.

summer heat

hot weatherheat
NounNeutralBound morpheme#weather#seasons#temperature
Sample Usage
  • 防暑
    fáng shǔ
    to prevent heatstroke / to stay cool in summer
  • 三伏暑
    sān fú shǔ
    the hottest days of summer
/[ʂu²¹⁴]/Tone: 214
暑
shǔshu3
++
ˇ(214)
=shǔ
Initial Consonant
sh
Type: Retroflex Fricative
Sounds like: sh sound in shoe (with retroflex tongue curl)
UnaspiratedRetroflex
Airflow Tactile Test: Hollow wind sound through curled tongue channel.
Tongue & Mouth Position: Tongue tip curled back near hard palate
Final Rhyme
u
Vowel Group: -u vowel group
Sounds like: -oo rhymes with boot
Mouth Shape Guide: Pronounce as standalone vowel 'oo'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T3 (214)
3rd Tone (Low-Dipping)
Tone Pitch & Cadence: Tone 3 dips low and rises, similar to how an English speaker says 'Really?' in disbelief.
Sandhi: When followed by another Tone 3 syllable, shǔ changes to a Tone 2 rising pitch (35).
👂
Listening trap: Do not confuse 'shǔ' with 'shù' (4th tone) or 'sǔn' (different final). Ensure you hit the low dipping contour clearly so native ears do not mistake it for a falling tone.
👋
Physical Tone Gesture: Trace an imaginary 'V' shape in the air: dip down from your chest level to signify the low dip, then rise up to signify the upward sweep.

Topology: Top-bottom · Strokes: 12 strokes

Writing Balance Rule: The top sun component (日) must be written compactly and centered, while the bottom part expands gracefully to support the structure without looking top-heavy.

Radical 日 · Sun Radical (sun, day)

Semantic Clue (形旁): 日 (indicates the sun, representing heat and light)

Phonetic Clue (声旁): 者 (original sound: zhě / shǔ)

The character combines the Sun radical (日) on top with the phonetic/semantic support component 'person/thing' (者) below, creating the imagery of the intense sun beating down on people during the scorching summer.

  • 日 Sun / heat
  • 者 Phonetic clue / person suffix
Liushu category: Phono-semantic (形声)

Origin: Originally formed by combining the sun symbol (日) to denote intense daylight and heat, alongside a phonetic component (者) that originally sounded similar in Old Chinese.

Semantic Evolution: From the ancient concept of the blazing sun overhead, it evolved to specifically mean 'summer heat' or hot weather conditions.

  • In the traditional Chinese solar calendar, the period of 'Great Heat' (大暑) is one of the 24 solar terms.
🇻🇳
Sino-Vietnamese
thử
The Chinese Tone 3 low dipping corresponds roughly to a Vietnamese hỏi or ngã tone contour.
🇯🇵
Kanji (Japanese)
On: ショ / Kun: あつい
🇰🇷
Hanja (Korean)
서
Vivid Mnemonic Story

Imagine the blazing **SUN** (日) shining down so intensely on **THE PERSON** (者) that they are melting from the extreme **summer heat** (shǔ).

Phonetic Family (形声字家族)
署
shǔoffice / government postReplaces the top sun (日) with a net/eye component (罒), referring to government administration.
煮
zhǔto boilReplaces the top sun (日) with fire (灬), meaning cooking over a flame.
著
zhùto write / prominentAdds the bamboo radical (⺮) on top, relating to bamboo slips used for writing.
Lookalikes & Traps (形近字)
署(shǔ)
暑 has the Sun (日) on top for hot weather, while 署 has a Net (罒) on top for an office or bureau.
煮(zhǔ)
暑 has the Sun (日) for hot weather, whereas 煮 has Fire (灬) at the bottom for boiling water.
Active Recall Challenge
夏天天气非常炎热,我们要做好防[___]工作。
Clue: shǔ
Common Learner Pitfall

Confusing the top element with 罒 (net) or forgetting how to properly proportion the complex bottom component 者.

Memory Prompts
Recognition: What does 暑 mean when you see it in words like 避暑 (to escape the heat)?
Production: How do you write the character for 'summer heat' (shǔ) combining the Sun radical and 者?

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暑shǔsummer heat
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