This article contains phonetic transcriptions in the International Phonetic Alphabet (IPA). For an introductory guide on IPA symbols, see Help:IPA. For the distinction between [ ], / / and ⟨ ⟩, see IPA § Brackets and transcription delimiters.

The four hu (Chinese: 四呼; pinyin: sì hū) are a traditional way of classifying syllable finals of Mandarin dialects, including Standard Chinese, based on different glides before the central vowel of the final. They are[1][2]

The terms kāikǒu and hékǒu come from the Song dynasty rime tables describing Middle Chinese.[3] The Qing phonologist Pan Lei divided each of these categories in two based on the absence or presence of palatalization, and named the two new categories.[4]

This traditional classification is reflected in the bopomofo notation for the finals, but less directly in the pinyin:[a]

Four hu table
Kāikǒu Qíchǐ Hékǒu Cuōkǒu
IPA Bopomofo Pinyin IPA Bopomofo Pinyin IPA Bopomofo Pinyin IPA Bopomofo Pinyin
a ㄚ a ia ㄧㄚ ia ua ㄨㄚ ua
ɤ ㄜ e ie ㄧㄝ ie uo ㄨㄛ uo[b] ye ㄩㄝ üe[c]
ɨ ㄭ -i i ㄧ i u ㄨ u y ㄩ ü[c]
ai ㄞ ai uai ㄨㄞ uai
ei ㄟ ei uei ㄨㄟ wei/-ui
au ㄠ ao iau ㄧㄠ iao
ou ㄡ ou iou ㄧㄡ you/-iu
an ㄢ an iɛn ㄧㄢ ian uan ㄨㄢ uan yɛn ㄩㄢ üan[c]
ən ㄣ en in ㄧㄣ in uən ㄨㄣ wen/-un yn ㄩㄣ ün[c]
aŋ ㄤ ang iaŋ ㄧㄤ iang uaŋ ㄨㄤ uang
əŋ ㄥ eng iŋ ㄧㄥ ing uəŋ, ʊŋ ㄨㄥ weng/-ong iʊŋ ㄩㄥ iong
aɚ ㄦ er

Notes

  1. ^ IPA of vowels from Lee & Zee (2003:110–111), Duanmu (2007:55–58) and Lin (2007:65)
  2. ^ uo is spelled as o after b, p, m and f.
  3. ^ a b c d ü is spelled as u after j, q, x and y.

References

Citations
  1. ^ Norman, Jerry (1988). Chinese. Cambridge: Cambridge University Press. p. 142. ISBN 978-0-521-29653-3.
  2. ^ Pulleyblank, Edwin G. (1984). Middle Chinese: a study in historical phonology. Vancouver: University of British Columbia Press. p. 47. ISBN 978-0-7748-0192-8.
  3. ^ Norman (1988), p. 32.
  4. ^ Pulleyblank, Edwin G. (1999). "Traditional Chinese phonology" (PDF). Asia Major. Third series. 12 (2): 101–137. JSTOR 41645549. pp 128–129.
Works cited
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