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Chinese · Lesson 5 · From Hán-Việt readings to Mandarin

Hán-Việt (Sino-Vietnamese) readings are how Vietnamese pronounces Chinese characters — a pronunciation fixed around the Tang dynasty, over a thousand years ago. Mandarin kept changing after that, but it changed by rule. So the Vietnamese reading of a character predicts a good deal of its Mandarin sound: the tone, the ending and often the initial. If you know Vietnamese this lesson is a shortcut; if you do not, it shows why the two languages share so much.

🔊 The sound in these lessons comes from your device’s own Mandarin voice, so it differs from device to device. Recorded audio will follow.

The figures below were counted on 2,053 readings of 1,899 characters found in words the two languages share (国家 – quốc gia, 学生 – học sinh…). They are tendencies, not laws: the percentage says how often the pattern holds, and the number in brackets is how many characters were counted.

🎵 Tones: the most reliable pattern

Hán-Việt toneMandarin toneHoldsExamples (tap to hear)
ngang
after m n nh ng l v d, or with no initial
tone 276% (209)
ngang
after any other initial
tone 194% (330)
huyềntone 291% (263)
hỏitone 389% (212)
ngã
after m n nh ng l v d
tone 393% (76)
ngã
after any other initial
tone 464% (39)
sắctone 486% (296)
nặngtone 494% (280)

In short: huyền → tone 2, hỏi → tone 3, sắc and nặng → tone 4. Ngang and ngã split by the initial: after the sonorants m, n, nh, ng, l, v, d, ngang gives tone 2 and ngã gives tone 3; after other initials ngang gives tone 1 and ngã usually gives tone 4.

🔚 Endings: what Mandarin kept and what it dropped

Hán-Việt endingMandarinHoldsExamples
-m-n98% (97)
-nh-ng97% (117)
-n-n99% (346)
-ng-ng99% (271)
-p -t -c -chno final consonant100% (348)

🔡 Initials: from near-certain to scattered

Hán-ViệtMandarinHoldsExamples
mm100% (77)
ll98% (100)
nn97% (31)
chzh99% (68)
gij89% (38)
dy83% (65)
phf81% (95)
đd · t99% (132)
bb · p97% (107)
trzh · ch93% (98)
vw · y96% (51)
hh · x95% (187)
khk · q88% (85)
qug · j88% (49)
c / kj · g · q98% (164)
nhr · y84% (51)
ngy · w75% (59)
thsh · t69% (177)

Where a row lists two Mandarin sounds, the vowel that follows usually decides: before i and ü, older g, k and h became j, q and x — so Vietnamese h gives h (好 hǎo) or x (学 xué), and kh gives k (可 kě) or q (气 qì). Vietnamese t is the most scattered of all: x, z, s and j each take about a fifth (心 xīn – tâm, 子 zǐ – tử, 三 sān – tam, 进 jìn – tiến).

🧪 Try it

Cover the pinyin and guess the tone from the Vietnamese reading, then tap to hear: đồng (huyền → 2), thuỷ (hỏi → 3), đại (nặng → 4), thiên (ngang after th → 1), nhân (ngang after nh → 2).

How it was counted: each character counts once per reading; only word pairs whose shared origin Wiktionary’s etymologies confirm were used. Hán-Việt readings come from Unihan and Wiktionary, pinyin from CC-CEDICT.