| 245355 | Kopar (Singarin Dialect) | 'atʰikʰ | | | SIL (1977) | |
| 240448 | Kopar (Singarin Dialect) | atʰikʰ | | | Abbott (1985) | |
| 28255 | Korafe | imbosi | | | Wilson (1969) | |
| 54213 | Korafe (Rabade Dialect) | im'bosi | smoke | | Smallhorn (2011) | |
| 142730 | Korak | tamʌwir | | | Z'graggen (1980) | (smoke) |
| 210626 | Korowai | mə'l̪i: tə'mu:ɾ | | | Hughes (2009) | |
| 33832 | Kosare | sa·wi | | | Heeschen (1978) | |
| 156597 | Kovai | siau | | | McElhanon and Voorhoeve (1970) | smoke |
| 142739 | Kowaki | ʔabuʔ | | | Z'graggen (1980) | (smoke) |
| 156609 | Kube | hofaʔ | | | McElhanon and Voorhoeve (1970) | smoke |
| 91241 | Kube | hofak | smoke | | McElhanon (1967) | smoke |
| 5712 | Kubo | daha̧i̧ | | | Shaw (1973) | |
| 7184 | Kubo | dʌhaī | | | Shaw (1986) | |
| 156539 | Kubo | dahãi | | | McElhanon and Voorhoeve (1970) | smoke |
| 36261 | Kui | bun'uk | | | Stokhof (1975) | |
| 37783 | Kui (Kiramang Dialect) | αr'αsikaʔ | | | Stokhof (1975) | |
| 260685 | Kula | kul'akku | | | Stokhof (1975) | |
| 260684 | Kula | pin'akkα | | | Stokhof (1975) | |
| 733 | Kuman | iŋge | | | Trefry (1969) | |
| 156604 | Kumukio | kasat | | | McElhanon and Voorhoeve (1970) | smoke |
| 30540 | Kuni-Boazi | ḳɑi̯fa | | | Voorhoeve (1970) | |
| 30541 | Kuni-Boazi | ěku | | | Voorhoeve (1970) | |
| 156550 | Kuni-Boazi (Boazi Dialect) | qaifa | | | McElhanon and Voorhoeve (1970) | smoke |
| 165917 | Kuot | bonət | | | Lindström (2008) | |
| 156570 | Kutong (Sakam Dialect) | womʌk | | | McElhanon and Voorhoeve (1970) | smoke |
| 244148 | Kwoma | rəka | | | Laycock (1968) | |
| 163495 | Kyaka | sukwa | | | Davies and Comrie (1985) | smoke |
| 163494 | Kyenele (Kyaimbarang Dialect) | 'mɤngu | | | Davies and Comrie (1985) | smoke |
| 163501 | Kyenele (Miyak Dialect) | mungu | | | Davies and Comrie (1985) | smoke |
| 76093 | Lavukaleve | hou | smoke | | Tryon & Hackman (1983) | |
| 163499 | Lembena | mutu | | | Davies and Comrie (1985) | smoke |
| 163500 | Lembena (Maibi Dialect) | 'mɷɽu | | | Davies and Comrie (1985) | smoke |
| 163508 | Lembena (Yariba Dialect) | sɷgɷ'nəβo | | | Davies and Comrie (1985) | smoke |
| 179751 | Lemio | mbaga | | | Z'graggen (1980) | smoke |
| 156555 | Madi | aita | | | McElhanon and Voorhoeve (1970) | smoke |
| 257093 | Magɨ | apɨs | | | Daniels (2016) | |
| 142733 | Maia (Pila Dialect) | iŋab | | | Z'graggen (1980) | (smoke) |
| 142734 | Maia (Saki Dialect) | ikʌb | | | Z'graggen (1980) | (smoke) |
| 75264 | Mailu | bautu | | | Saville (1912) | |
| 86104 | Mailu (Asiaoro Dialect) | bausu | | | Thomson (1975) | |
| 87474 | Mailu (Baibara Dialect) | bausu | | | Thomson (1975) | |
| 86926 | Mailu (Borebo Dialect) | bausu | | | Thomson (1975) | |
| 88296 | Mailu (Darava Dialect) | bausu | | | Thomson (1975) | |
| 88022 | Mailu (Delebai Dialect) | bausu | | | Thomson (1975) | |
| 87200 | Mailu (Domara Dialect) | bausu | | | Thomson (1975) | |
| 87748 | Mailu (Geagea Dialect) | bausu | | | Thomson (1975) | |
| 86378 | Mailu (Ilai Dialect) | bausu | | | Thomson (1975) | |
| 86652 | Mailu (Island Dialect) | bausu | | | Thomson (1975) | |
| 217808 | Maiwa | dagin | | | SIL (1967) | |
| 221211 | Maiwa | 'dagin | | | SIL (1973) | |
