English · to wash, dredge, scoop out, or hunt for bargains
Cached lesson
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Topology:Left-right
Strokes:11
Writing Balance Rule: The left water radical (氵) takes up about one-third of the width, while the right phonetic component (缶) takes up the remaining two-thirds, keeping both sides vertically balanced.
1. Meaning
to wash in water (like rice or sand to remove impurities)
to dredge or scoop out sediment and wasteto hunt for and buy bargains or second-hand goods (colloquial)naughty or mischievous (dialect)
Tone mark placement: Tone mark sits on "a" per main-vowel priority (a > e > o; in -iu/-ui the mark takes the second vowel).
Initial Consonant
t
Type: Aspirated Alveolar
Sounds like: t sound
Aspirated
Airflow Tactile Test: Explosive puff of breath! Tissue held before mouth MUST flutter.
Tongue & Mouth Position: Tongue tip pressed against the alveolar ridge behind upper front teeth, releasing a burst of air.
Final Rhyme
ao
Vowel Group: -a vowel group
Sounds like: ow sound as in cow
Mouth Shape Guide: Pronounce as standalone vowel 'ow'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T2 (35)
3 → 5 (35)
2nd Tone (Mid-Rising)
Tone Pitch & Cadence: Tone 2 rises like a questioning intonation in English, e.g., 'What?'
Sandhi: When followed by another Tone 2, it shifts to a half-rising contour depending on speech speed, but standard dictionary reading remains rising 35.
👂
Listening trap: Do not confuse with Tone 4 (tào), which drops sharply. Ensure the pitch ends high.
👋
Physical Tone Gesture: Trace a hand movement starting from your chest and sweeping sharply upward and outward like an airplane taking off, matching the rising 35 pitch contour.
3. Writing
Topology: Left-right · Strokes: 11 strokes
Writing Balance Rule: The left water radical (氵) takes up about one-third of the width, while the right phonetic component (缶) takes up the remaining two-thirds, keeping both sides vertically balanced.
4. Components
Radical氵 · Water Radical (Water, liquids, washing)
Semantic Clue (形旁):氵 (Indicates actions involving water, such as washing or dredging.)
Water (氵) plus an earthen jar or container (缶): using water to clean out or scoop sediment from inside a vessel.
氵 Water / cleaning
缶 Earthen jar / sound phonetic hint
Phonetic Family (形声字家族)
6· Phonetic Root: 匋 (táo)
5. History
Liushu category: Phono-semantic (形声)
Origin: Combined from the water radical (氵) representing washing liquids and the jar/vessel component (缶) providing the sound and reference to washing contents within containers.
Semantic Evolution: Originally referred specifically to washing and separating impurities in water (like washing rice or panning for gold), it expanded to dredging rivers, and later into colloquial slang for hunting bargains or describing mischievous children.
In ancient times, panning for gold or washing river sand was described using this exact verb.
6. Sinosphere
🇻🇳
Sino-Vietnamese
đào
Mandarin rising tone 2 corresponds roughly to Vietnamese hỏi or sắc depending on historical strata, here rendered with smooth rising cadence.
🇯🇵
Kanji (Japanese)
On: トウ / Kun: 淘.geru
🇰🇷
Hanja (Korean)
도
Sound Shift Bridge: The initial 't' and final vowel 'ao' parallel similar Germanic-Romance phonetic patterns for dredging or washing sounds.
7. Memory
Vivid Mnemonic Story
You use WATER (氵) to fill a JAR (缶) and vigorously TILT and WASH (táo) the rice grains to get rid of all the dirt.