Article · Wikipedia archive · Last revised Jul 28, 2026

Suau language

Suau, also known as Iou, is an Oceanic language spoken in the Milne Bay Province of Papua New Guinea. It is spoken by 6,800 people and a further 14,000 as a lingua franca.

Last revised
Jul 28, 2026
Read time
≈ 1 min
Length
198 w
Citations
4
Source
Suau
Iou
RegionMilne Bay Province, Papua New Guinea
Native speakers
(7,810 cited 2000 census)1
L2 speakers: 13,000 (2021)1
Language codes
ISO 639-3swp
Glottologsuau1242

Suau, also known as Iou, is an Oceanic language spoken in the Milne Bay Province of Papua New Guinea. It is spoken by 6,800 people and a further 14,000 as a lingua franca.

Phonology

Consonant sounds
Labial Alveolar Velar Glottal
Plosive voiceless p t k ʔ
voiced b d g
Nasal m n
Fricative (f) s h
Lateral l
Glide w j
  • Some village dialects also include a fricative sound [f].2
  • /l/ can also be heard as a flap [ɾ] in free variation.
  • /w/ may also rarely be pronounced as [v, β] among speakers.3
Vowel sounds
Front Central Back
High i u
Mid e o
Low a
External links
References

References

  1. Suau at Ethnologue (25th ed., 2022) Closed access icon
  2. Cooper, Russell E. (1975). Coastal Suau: A preliminary study of internal relationships. Canberra: Research School of Pacific and Asian Studies, Australian National University. p. 273.
  3. Ezard, Bryan; Lithgow, David. Suau Organised Phonology Data. SIL.