Airflow Tactile Test: No burst of air (sounds like 'c' in Vietnamese 'cá' or 'k' in English 'skate').
Tongue & Mouth Position: Back of the tongue rises to make contact with the soft palate.
Final Rhyme
an
Vowel Group: -a vowel group
Sounds like: -an rhymes with 'on' in British 'swan' or 'an' in 'pan'
Mouth Shape Guide: Pronounce as standalone vowel 'ahn'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T1 (55)
5 → 5 (55)
1st Tone (High-Flat)
Tone Pitch & Cadence: Tone 1 is a high, level pitch, similar to holding a single musical note at the top of your vocal range.
Sandhi: No special tone sandhi rules apply to this character individually.
👂
Listening trap: Do not confuse Tone 1 (gān) with Tone 4 (gàn), which drops sharply from high to low.
👋
Physical Tone Gesture: Keep your hand flat and steady at eye level, gesturing horizontally from left to right like a flat horizon.
3. Writing
Topology: Single character · Strokes: 3 strokes
Writing Balance Rule: Center the vertical stroke perfectly between the horizontal arms, keeping the top slightly wider than the base.
4. Components
Radical干 · Shield Radical (Shield, stem)
Originally depicted a fork or a shield with vertical and horizontal lines intersecting.
一 Top horizontal line representing the upper crossbar of a shield or tool.
丨 Vertical pillar passing through.
一 Bottom horizontal line balancing the base.
Phonetic Family (形声字家族)
17· Phonetic Root: 干 (gān)
5. History
Liushu category: Pictogram (象形)
Origin: In Oracle Bone script, '干' was drawn as a Y-shaped or fork-like weapon or shield used in ancient warfare.
Semantic Evolution: From its original meaning of a shield or weapon, it extended to mean 'defend', 'to offend or concern' (interfere), and by phonetic loan, 'dry'.
It serves as one of the Ten Heavenly Stems used in the traditional Chinese calendar system.
6. Sinosphere
🇯🇵
Kanji (Japanese)
On: カン (kan) / Kun: hō.ru, hi.ru
🇰🇷
Hanja (Korean)
간
7. Memory
Vivid Mnemonic Story
Picture a wooden shield drying out under the blazing sun until all the moisture is gone (gān).
Phonetic Family (形声字家族)
杆
gānpole, stickAdd the wood radical (木) to indicate a wooden pole.
赶
gǎnto catch up, to rushAdd the walking radical (辶) to mean running to catch something.
汗
hànsweatAdd the water radical (氵) because sweat is liquid from the body.
Lookalikes & Traps (形近字)
千(qiān)
千 has a slanted stroke on top (thousand), whereas 干 has a horizontal top stroke (dry/shield).
8. Mastery
Active Recall Challenge
这件衣服还没[___]透。
Clue: gān
Common Learner Pitfall
Confusing the first tone adjective gān (dry) with the fourth tone verb gàn (to do, to work).
Memory Prompts
Recognition: When you see 干 meaning 'dry', what is its Pinyin and tone?
Production: How do you write the 3-stroke character for 'dry' or 'shield'?
Real-World Video Context
Watch authentic native speakers pronounce and explain this word in real-world YouTube videos.
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干gāndry, clean, shield, concern
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