Classification
- WALS
- NC > Edoid
- Glottolog
- Atlantic Congo > Volta Congo > Benue Congo > Akpes Edoid > Edoid > North Centraledoid > Centralplainsedoid
- Ethnologue
- Niger Congo > Atlantic Congo > Volta Congo > Benue Congo > Edoid > North Central > Edo Esan Ora
Sources
- Okojie 2003
- Esan dictionary: Edo state of Nigeria. Benin City: Perfect Printer.