| iso639ID iso639Name |
| 639 Root ▶ nycl NotYetClassified ▶ nycl-d NotYetClassified-d ▷ duk Uyajitaya |
| ethnologueID ethnologueName |
| duk Uyajitaya |
| glottologID glottologName |
glotto Root ▶ nucl1709 Nuclear Trans New Guinea ▶ mada1298 Madang ▶ raic1241 Rai Coast ▶ nuru1240 Nuru ▷ dudu1240 Duduela
|
| geoentityID geoentityName |
| oc•pac•ME•PG Papua New Guinea |