| 240486 | Kopar (Singarin Dialect) | ˈmamakʰapan | | | Abbott (1985) | |
| 157663 | Kovai | a | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157673 | Kube | naɔŋ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157609 | Kubo | ɔ̃wɔ̃ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157668 | Kumukio | nawil | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157619 | Kuni-Boazi (Boazi Dialect) | zan | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157641 | Kutong (Sakam Dialect) | yʌwim | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157627 | Madi | usɛm | | | McElhanon and Voorhoeve (1970) | older-sister |
| 86032 | Mailu (Asiaoro Dialect) | wuini avesa | | | Thomson (1975) | |
| 87402 | Mailu (Baibara Dialect) | wuini avesa | | | Thomson (1975) | |
| 86854 | Mailu (Borebo Dialect) | wuini avesa | | | Thomson (1975) | |
| 88224 | Mailu (Darava Dialect) | wuini avesa | | | Thomson (1975) | |
| 87950 | Mailu (Delebai Dialect) | wuini avesa | | | Thomson (1975) | |
| 87128 | Mailu (Domara Dialect) | wuini avesa | | | Thomson (1975) | |
| 87676 | Mailu (Geagea Dialect) | wuini avesa | | | Thomson (1975) | |
| 86306 | Mailu (Ilai Dialect) | wuini avesa | | | Thomson (1975) | |
| 86580 | Mailu (Island Dialect) | wuini avesa | | | Thomson (1975) | |
| 157652 | Mamaa | ubeʌŋ susuʔ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157657 | Ma Manda | nanaebe | | | McElhanon and Voorhoeve (1970) | older-sister |
| 231371 | Mandobo Atas | neni | | | Healey (1970) | |
| 157595 | Mandobo Atas | neni | | | McElhanon and Voorhoeve (1970) | older-sister |
| 231555 | Mandobo Atas (Kwem Dialect) | neni | | | Healey (1970) | |
| 157687 | Mape (East Dialect) | seŋ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157686 | Mape (West Dialect) | seŋ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157618 | Marind (Gawir Dialect) | namuk | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157678 | Mesem | lip | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157680 | Migabac | seŋ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157681 | Momare | seŋ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157662 | Mungkip | wi | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157625 | Muratayak | bʌb | | | McElhanon and Voorhoeve (1970) | older-sister |
| 240590 | Murik (Karau Dialect) | ˈtʰatʰən | | | Abbott (1985) | |
| 240688 | Murik (Wagamut Dialect) | ˈtʰatən | | | Abbott (1985) | |
| 157597 | Muyu, North | oni | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157598 | Muyu, South | ambaŋ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157677 | Nabak | ip | | | McElhanon and Voorhoeve (1970) | older-sister |
| 197806 | Nagatiman | mɩsɛnb̶aʔ | | | Conrad and Dye (1975) | |
| 157659 | Nakame | wi | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157646 | Nankina | bei | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157660 | Nek | wiwu | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157629 | Nekgini | upa | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157628 | Ngaing | upa | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157656 | Nimi | kuyaŋ lahep | | | McElhanon and Voorhoeve (1970) | older-sister |
| 198242 | Nimo | nawąįI | | | Conrad and Dye (1975) | |
| 157599 | Ninggerum | onan | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157666 | Nomu | ŋein | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157661 | Nuk | ʌwit | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157633 | Nukna | mʌrʌ | | | McElhanon and Voorhoeve (1970) | older-sister |
| 157658 | Numanggang | wiwi | | | McElhanon and Voorhoeve (1970) | older-sister |
| 197445 | Odiai | dowʌe | | | Conrad and Dye (1975) | |
| 157664 | Ono (Kip Dialect) | kiari | | | McElhanon and Voorhoeve (1970) | older-sister |
