| 163823 | Yimas | yan | | | Davies and Comrie (1985) | tree |
| 7655 | Yimas | yan | | | Foley (1986) | |
| 91364 | Mape | yâk | tree | | McElhanon (1967) | tree |
| 24048 | Ormu | yai | | | Voorhoeve (1975) | |
| 213254 | Abaga | yafad̶̯e | | | SIL (1966) | |
| 74672 | Kamano | yáfa | | | Scott (1978) | |
| 74664 | Benabena | yáfa | | | Scott (1978) | |
| 74678 | Inoke-Yate | yafa | | | Scott (1978) | |
| 91366 | Kâte | yâc | tree | | McElhanon (1967) | tree |
| 258338 | Maria | ˈyabo | | | Dutton (1970) | tree |
| 258334 | Maria (Maranomu Dialect) | ˈyabo | | | Dutton (1970) | tree |
| 258333 | Doromu-Koki (Lofaika Dialect) | ˈyabo | | | Dutton (1970) | tree |
| 258330 | Doromu-Koki (Aramaika Dialect) | ˈyabo | | | Dutton (1970) | tree |
| 258329 | Doromu-Koki (Bareika Dialect) | ˈyabo | | | Dutton (1970) | tree |
| 209113 | Proto-Maria | *yabo | | | Ross (2014) | tree |
| 208674 | Proto-Manubaran | *yabo | | | Ross (2014) | tree |
| 209121 | Proto-Doromu | *yabo | | | Ross (2014) | tree |
| 258331 | Maria (Maiagolo Dialect) | yabo | | | Dutton (1970) | tree |
| 74668 | Gadsup | yaani | | | Scott (1978) | |
| 74667 | Fore | yá: | | | Scott (1978) | |
| 74673 | Siane | yá | | | Scott (1978) | |
| 220888 | Yaweyuha | y̠a | | | SIL (1965) | |
| 74665 | Proto-Eastern-Central | *ya | | | Scott (1978) | |
| 74675 | Yaweyuha | ya | | | Scott (1978) | |
| 32521 | Siane | ya | | | Salisbury (1956) | |
| 32143 | Siane | ya | | | SIL (1987) | |
| 192482 | Isabi | yʌ | | | Z'graggen (1980) | tree |
| 31689 | Dano (Asaro Dialect) | yʌ | | | SIL (1974) | |
| 227026 | Wipi (Kapal Dialect) | wulʌ | | | Fleischmann and Turpeinen (1976) | |
| 226830 | Wipi (Yuta Dialect) | wülʌ | | | Fleischmann and Turpeinen (1976) | |
| 226672 | Wipi (Wipim Dialect) | wuːl | | | Fleischmann and Turpeinen (1976) | |
| 227321 | Wipi (Zim Dialect) | wul | | | Fleischmann and Turpeinen (1976) | |
| 227227 | Wipi (Iamega Dialect) | wul | | | Fleischmann and Turpeinen (1976) | |
| 226757 | Wipi (Guiam Dialect) | wul | | | Fleischmann and Turpeinen (1976) | |
| 226566 | Wipi (Abam Dialect) | wul | | | Fleischmann and Turpeinen (1976) | |
| 226471 | Wipi (Peawa Dialect) | wul | | | Fleischmann and Turpeinen (1976) | |
| 226376 | Wipi (Ume Dialect) | wul | | | Fleischmann and Turpeinen (1976) | |
| 256522 | Asmat, Central (Mine Dialect) | wos | | | Voorhoeve (1980) | |
| 256521 | Asmat, Central (Keenok, Manep Dialect) | wos | | | Voorhoeve (1980) | |
| 256520 | Asmat, Central (Keenakap, Fos Dialect) | wos | | | Voorhoeve (1980) | |
| 29260 | Kayagar | wom | | | Voorhoeve (1971) | |
| 30403 | Tamagario | wom | | | Voorhoeve (1971) | |
| 20621 | Kayagar | wom | | | Voorhoeve (1975) | |
| 20539 | Tamagario | wom | | | Voorhoeve (1975) | |
| 29617 | Molof | woar | | | Voorhoeve (1971) | |
| 19652 | Molof | woar | | | Voorhoeve (1975) | |
| 240356 | Ap Ma (Kambaramba Dialect) | ˈwɩntyɛtʰ | | | Abbott (1985) | |
| 179275 | Sam | wʌm | | | Z'graggen (1980) | tree |
| 179269 | Rerau | wɪm | | | Z'graggen (1980) | tree |
| 227599 | Wipi (Dorogori Dialect) | wʉl | | | Fleischmann and Turpeinen (1976) | |
