| 177671 | Sop | korɛa | | | Z'graggen (1980) | skin |
| 156425 | Kubo | kɔrɔ | | | McElhanon and Voorhoeve (1970) | skin |
| 17561 | Gobasi (Oibae Dialect) | kɔrɔᵽ | | | Shaw (1986) | |
| 156426 | Samo | kɔrɔfu | | | McElhanon and Voorhoeve (1970) | skin |
| 201384 | Mandobo Atas | kotɑ | | | Voorhoeve (2000) | |
| 25560 | Mandobo Atas | kota | | | Voorhoeve (1975) | |
| 231525 | Mandobo Atas (Kwem Dialect) | kota | | | Healey (1970) | |
| 156413 | Mandobo Atas | kota | | | McElhanon and Voorhoeve (1970) | skin |
| 231341 | Mandobo Atas | kota | | | Healey (1970) | |
| 201465 | Mandobo Atas (Yonggom Dialect) | kotae | | | Voorhoeve (2000) | |
| 20976 | Wambon | kotae | | | Voorhoeve (1975) | |
| 156414 | Wambon | kotae | | | McElhanon and Voorhoeve (1970) | skin |
| 230925 | Wambon | kotay | | | Healey (1970) | |
| 229581 | Proto-Dumut | *kotay | | | Healey (1970) | |
| 156456 | Yau (Kumdauron Dialect) | kɔtip | | | McElhanon and Voorhoeve (1970) | skin |
| 218083 | Tauade | kɔtipai | | | SIL (1980) | |
| 156453 | Rawa | kowe | | | McElhanon and Voorhoeve (1970) | skin |
| 156452 | Iyo | kowi | | | McElhanon and Voorhoeve (1970) | skin |
| 177680 | Waube | kozagau | | | Z'graggen (1980) | skin |
| 16499 | Kamula | kʌpʌlʌ | | | Shaw (1986) | |
| 16399 | Kasua | kʌ:pɔ | | | Shaw (1986) | |
| 209354 | Proto-Tibor-Omosa | *kʌr | | | Ross (2014) | skin |
| 19766 | Kimaghima | krara | | | Voorhoeve (1975) | |
| 191592 | Musak | kʉrʉbu | | | Z'graggen (1980) | skin |
| 20412 | Ndom | krikir | | | Voorhoeve (1975) | |
| 25348 | Bonggo | kru | | | Voorhoeve (1975) | |
| 201890 | Proto-Awyu-Dumut | *kɑt | | | Voorhoeve (2000) | |
| 201539 | Wambon | kɑt | | | Voorhoeve (2000) | |
| 201794 | Proto-Dumut | *kɑtɑy | | | Voorhoeve (2000) | |
| 177679 | Waube | kuakana | | | Z'graggen (1980) | skin |
| 19323 | Dera | kueda | | | Voorhoeve (1975) | |
| 28758 | Dera (Amgotro Dialect) | kueda | | | Voorhoeve (1971) | |
| 177658 | Kesawai | kueinɛ | | | Z'graggen (1980) | skin |
| 77682 | Klon | kui | | | Baird (2008) | |
| 219021 | Indonesian | kulit | | | Kriens & Lebold (2010) | |
| 35352 | Bahasa Indonesia | kulit | | | Stokhof (1975) | |
| 211618 | Proto-Oceanic | *kulit | | | Blust (1993) | |
| 16299 | Odoodee (Hesif Dialect) | kulɔ | | | Shaw (1986) | |
| 21771 | Karas | kulpen | | | Voorhoeve (1975) | |
| 166030 | Kuot | kumalip | only in plural form | | Lindström (2008) | |
| 74220 | Proto-Eastern-Central | **ku(pa) | | | Scott (1978) | |
| 22579 | Kauwera | kura-kora | | | Voorhoeve (1975) | |
| 25154 | Tarpia | kuru | | | Voorhoeve (1975) | |
| 20091 | Riantana | kwika | | | Voorhoeve (1975) | |
| 243643 | Mehek | liki | | | Laycock (1968) | |
| 19283 | Sowanda | lopok | | | Voorhoeve (1975) | |
| 30869 | Sowanda | lopok | | | Voorhoeve (1971) | |
| 21931 | Marind, Bian | lul | | | Voorhoeve (1975) | |
| 156497 | Sialum | madzi | | | McElhanon and Voorhoeve (1970) | skin |
| 91602 | Mape | mâdzu- | (its) skin | | McElhanon (1967) | (its) skin |
