[1] It is spoken in 36 villages, most of which are located within Bumbita-Muhian Rural LLG, East Sepik Province.
It is also spoken in Supari ward of Albiges-Mablep Rural LLG.
[2][3] /ʔʷ/ is a coarticulated glottal stop with lip rounding that occurs only in final word positions.
Although Southern Arapesh has more than a dozen noun classes, only four noun classes are determined by semantics, while the other noun classes are determined phonologically using the final root segment (a feature typical of the Lower Sepik languages).
The four semantically determined noun classes are:[5] The membership of the other twelve classes is determined phonologically, by the final segment of the root, as in the Lower Sepik languages.