Writing Balance Rule: The left radical (卜) should be compact and narrower, leaving ample space for the right component (圭) to maintain structural equilibrium.
1. Meaning
divinatory diagram
one of the eight trigrams or sixty-four hexagrams from the Book of Changes (I Ching)
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
g
Type: Unaspirated Velar
Sounds like: hard g sound as in 'go'
Unaspirated
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 raises against the soft palate.
Final Rhyme
ua
Vowel Group: -a vowel group
Sounds like: -wah sound, rhyming loosely with 'wah' in 'wah-wah'
Mouth Shape Guide: Pronounce as standalone vowel 'wah'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Abbreviated Rhyme Rule: The 'u' acts as a semivowel glide (w) preceding the 'a'.
Tone
T4 (51)
5 → 1 (51)
4th Tone (High-Falling)
Tone Pitch & Cadence: Tone 4 starts high and drops abruptly, similar to a sharp command like 'No!' or 'Stop!' in English.
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Listening trap: Confusing the 4th tone drop with a 1st or 3rd tone, or mispronouncing the 'u' as an independent syllable instead of a glide.
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Physical Tone Gesture: A sharp, definitive chop downward with the hand, representing a decisive drop from high to low pitch.
3. Writing
Topology: Left-right · Strokes: 8 strokes
Writing Balance Rule: The left radical (卜) should be compact and narrower, leaving ample space for the right component (圭) to maintain structural equilibrium.
4. Components
Radical卜 · divination radical (divination, crack on oracle bones)
Semantic Clue (形旁):卜 (indicates divination or oracle cracking)
Phonetic Clue (声旁):圭 (original sound: guī / guà)
Combining the 'divination' radical (卜) with the jade scepter (圭) creates the character for divinatory diagrams used in ancient prophecy.
卜 divination / oracle bone cracks
圭 jade measuring tablet (phonetic and semantic support)
Phonetic Family (形声字家族)
3· Phonetic Root: 卦 (guà)
5. History
Liushu category: Phono-semantic (形声)
Origin: Originally formed by combining 卜 (oracle bone divination cracks) with 圭 (jade scepter used in rituals) to represent the sacred diagrams of the I Ching.
Semantic Evolution: Shifted from ancient ritual cracking and jade instruments specifically to mean any hexagram or trigram used for divination, and later extended colloquially to gossip.
The character is deeply tied to Daoist cosmology and the Book of Changes (Yi Jing).
6. Sinosphere
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Sino-Vietnamese
quái
corresponds to a checked/falling tone structure in Sino-Vietnamese vocabulary
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Kanji (Japanese)
On: カイ (kai) / ケ (ke)
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Hanja (Korean)
괘
Sound Shift Bridge: Shared East Asian cultural vocabulary root related to divination.
7. Memory
Vivid Mnemonic Story
To read a divinatory diagram (卦), the seer looks at oracle cracks (卜) made on a sacred jade tablet (圭).