Classification
- WALS
- An > Central Malayo Polynesian
- Glottolog
- Austronesian > Malayo Polynesian > Central Easternmalayo Polynesian > Centralmalayo Polynesian > Bima Lembata > Flores Sumba Hawu > Sumba Hawu > Sumba
- Ethnologue
- Austronesian > Malayo Polynesian > Central Easternmalayo Polynesian > Sumba Hawu > Sumba