| 23323 | Foau | koru | | | Voorhoeve (1975) | |
| 21746 | Karas | koskap | | | Voorhoeve (1975) | |
| 21625 | Tanahmerah | kotage | | | Voorhoeve (1975) | |
| 217743 | Fayu (Sehudate Dialect) | kɔtai | | | Clouse (1997) | |
| 244517 | Urim | kotouki:t | | | Laycock (1968) | |
| 78614 | Tidore | kotu | | | Pikkert et al (1994) | |
| 78367 | Sahu | kotu'u | | | Visser & Voorhoeve (1987) | |
| 217744 | Kirikiri | ko-we | | | Clouse (1997) | |
| 207557 | Proto-Mabuso | *kpatutu | | | Ross (2014) | black |
| 284 | Mena | kʌsic | | | Franklin (1973) | |
| 125240 | Silopi | kʌ:tutu | | | Z'graggen (1980) | black |
| 212353 | Proto-Far West | *kuara | | | Clouse (1997) | |
| 196583 | Proto-Far West | *kuara | | | Clouse (1993) | |
| 181130 | Sop | kubua | | | Z'graggen (1980) | black |
| 206826 | Proto-Mabuso | *kudum | | | Ross (2014) | black |
| 20951 | Wambon | kul | | | Voorhoeve (1975) | |
| 144095 | Bilakura | kulun | | | Z'graggen (1980) | (black) |
| 24319 | Wandamen | kumar | | | Voorhoeve (1975) | |
| 181140 | Rerau | kumbulu | | | Z'graggen (1980) | black |
| 181144 | Male | kumoːŋgo | | | Z'graggen (1980) | black |
| 181131 | Sop | kumsa | | | Z'graggen (1980) | black |
| 181135 | Danaru | kumukumu | | | Z'graggen (1980) | black |
| 22307 | Marind | kune-hei | | | Voorhoeve (1975) | |
| 193555 | Apali | kupri | | | Z'graggen (1980) | black |
| 244522 | Mehek | kur | | | Laycock (1968) | |
| 20026 | Seget | kurum | | | Voorhoeve (1975) | |
| 125214 | Girawa | kurum | | | Z'graggen (1980) | black |
| 181134 | Urigina | kurumaŋga | | | Z'graggen (1980) | black |
| 261263 | Manep | kurun | | | Pick (2019) | black |
| 261265 | Barem | kurun | | | Pick (2019) | black |
| 144074 | Brem | kurun | | | Z'graggen (1980) | (black) |
| 144073 | Malas | kurun | | | Z'graggen (1980) | (black) |
| 206981 | Proto-Madang | *kut(i,u) | | | Ross (2014) | black |
| 206989 | Proto-Rai-Coast | *kutuma | | | Ross (2014) | black |
| 206977 | Proto-Trans-New-Guinea | *kutuma | | | Ross (2014) | black |
| 209748 | Proto-Mabuso | *kutuma | | | Ross (2014) | black |
| 209582 | Proto-North-Adelbert | *kutuma | | | Ross (2014) | black |
| 206771 | Proto-Madang | *kutuma | | | Ross (2014) | black |
| 212354 | Proto-Tariku | *kVC | | | Clouse (1997) | |
| 196538 | Proto-Tariku | *kVC | | | Clouse (1993) | |
| 196631 | Proto-Lakes-Plain | *kVCa | | | Clouse (1993) | |
| 212352 | Proto-Lakes-Plain | *kVCa | | | Clouse (1997) | |
| 217739 | Awera | kwaɾa-βi | | | Clouse (1997) | |
| 36815 | Blagar (Limarahing On Pura Dialect) | kαʔ'ana | | | Stokhof (1975) | |
| 35523 | Blagar (Apuri On Pura Dialect) | kαʔ'αnα | | | Stokhof (1975) | |
| 36581 | Kabola (Hamap Dialect) | l'aʔan | | | Stokhof (1975) | |
| 35761 | Kabola (Aimoli Dialect) | laʔ'an | | | Stokhof (1975) | |
| 37635 | Kabola (Pitumbang Dialect) | laʔ'anα | | | Stokhof (1975) | |
| 75917 | Fataluku | lakuvare | | | Fataluku Language Project | |
| 75411 | Oirata | 'lawar | | | Taber (1993) | |
