| 22233 | Kayardild | ñiŋka | | | Evans (1995) | |
| 47805 | Kele | e- | | | Lynch et al. (2002) | |
| 47764 | Kele | ou | | | Lynch et al. (2002) | |
| 58758 | Kemedzung | wə˧ | | | Smoes (2010) | |
| 59914 | Keo (Udiworowatu Dialect) | kau | | | Baird (2002) | |
| 59819 | Keo (Udiworowatu Dialect) | kau | | | Baird (2002) | |
| 49274 | Ket | ū | The form ‘ūk’ is also listed (Georg 2006:163). | | Georg (2006) | |
| 49226 | Kham (Western Parbate) (Takale Dialect) | nɨ̃: | | | Watters (2002) | |
| 45522 | Khmer (Central Dialect) | loːk | | | Haiman (2011) | |
| 46467 | Kimaghima | uŋɡu | | | Boelaars (1950) | |
| 46522 | Kimaghima | uŋɡu | | | Boelaars (1950) | |
| 48746 | Kiowa | ám | | | Adger et al. (2008) | |
| 42330 | Kiwai, Northeast | ro | | | Brown (2009) | |
| 42378 | Kiwai, Southern | ro | | | Ray (1907) | |
| 59737 | Klon | aan | | | Baird (2008) | |
| 38607 | Klon | aan | | | Baird (2008) | |
| 27356 | Klon | aan | | | Baird (2008) | |
| 43843 | Koasati | isnók | | | Kimball (1991) | |
| 29905 | Kobon | nɨ | | | Davies (1981) | |
| 29904 | Kobon | ne | | | Davies (1981) | |
| 39081 | Kobon | nɨ | | | Davies (1981) | |
| 39080 | Kobon | ne | | | Davies (1981) | |
| 34865 | Kodeoha | igoo | | | Mead (1999) | |
| 42426 | Koitabu | aka | | | Dutton (1975) | |
| 41854 | Kokoda | áiγa | | | de Vries (2004) | |
| 48602 | Kokota | o | | | Palmer (2009) | |
| 57228 | Kolbila | mú | | | Littig (2009) | |
| 31589 | Kombai | gu | | | de Vries (1993) | |
| 40702 | Kombio | yikn | | | Henry (1992) | |
| 24048 | Komnzo | mbe | | | Doehler () | |
| 57660 | Konni | fɪ | | | Cahill (1999) | |
| 55538 | Konyagi | wəjə | | | Wilson (2007) | |
| 51614 | Koromfe | ŋkɔ | | | Rennison (1997) | |
| 40942 | Koromira | da | | | Rausch (1912) | |
| 39276 | Korowai | gup | | | van Enk and de Vries (1997) | |
| 29458 | Korowai | gu | | | van Enk and de Vries (1997) | |
| 29457 | Korowai | gup | | | van Enk and de Vries (1997) | |
| 53781 | Kotiria | bɨ̃ʔɨ̃́ | | | Waltz and Waltz (2000) | |
| 45090 | Koya | nimma | | | Tyler (1969) | |
| 28956 | Kristang | bo(s) | | | Baxter (1988) | |
| 56708 | Krobu | bo˧ | | | Mensah (1983) | |
| 28125 | Kuku Yalanji | yundu | | | Patz (2002) | |
| 58044 | Kulango, Bouna | wʊ˩ | | | Elders (2008) | |
| 42186 | Kunimaipa | ni | | | Geary (1977) | |
| 24180 | Kunja / Bondobol | ᵐbə̯n | | | Doehler spreadsheet | |
| 55674 | Kupang Malay | lu | | | Jacob and Grimes (2006) | |
| 43031 | Kurtöp | wî | | | Hyslop (2014) | |
| 44946 | Kurukh | niːn | | | Hahn (1911) | |
| 62184 | Kuuk Thaayorre | nhunt | | | Gaby (2006) | |
| 62280 | Kuuku Ya'u | ngunu | | | Thompson (1988) | |
