| 49004 | Kawaiisu | nɨʔɨja | | | Zigmond et al. (1990) | |
| 22213 | Kayardild | ŋijinji | | | Evans (1995) | |
| 47782 | Kele | yu | | | Lynch et al. (2002) | |
| 58776 | Kemedzung | mɨ˩ | | | Smoes (2010) | |
| 59811 | Keo (Udiworowatu Dialect) | ŋaʔo | | | Baird (2002) | |
| 59932 | Keo (Udiworowatu Dialect) | ŋao, jaʔo | | | Baird (2002) | |
| 49292 | Ket | ād | | | Georg (2006) | |
| 49244 | Kham (Western Parbate) (Takale Dialect) | ŋa: | | | Watters (2002) | |
| 45540 | Khmer (Central Dialect) | knjom | | | Haiman (2011) | |
| 46540 | Kimaghima | niɛ | | | Boelaars (1950) | |
| 46457 | Kimaghima | niɛ | | | Boelaars (1950) | |
| 48764 | Kiowa | nɔ́ɔ́ | | | Adger et al. (2008) | |
| 42348 | Kiwai, Northeast | mo | | | Brown (2009) | |
| 42396 | Kiwai, Southern | moroai | | | Ray (1907) | |
| 59757 | Klon | nin= | | | Baird (2008) | |
| 59759 | Klon | ne- | | | Baird (2008) | |
| 38585 | Klon | n- | | | Baird (2008) | |
| 59755 | Klon | no- | | | Baird (2008) | |
| 27334 | Klon | n-, no-, nin=, ne- | | | Baird (2008) | |
| 43861 | Koasati | anón | | | Kimball (1991) | |
| 39056 | Kobon | yɨp | | | Davies (1981) | |
| 29881 | Kobon | ip | | | Davies (1981) | |
| 29880 | Kobon | ad | | | Davies (1981) | |
| 29879 | Kobon | yad | | | Davies (1981) | |
| 34847 | Kodeoha | inahu | | | Mead (1999) | |
| 42444 | Koitabu | da | | | Dutton (1975) | |
| 41868 | Kokoda | náme | | | de Vries (2004) | |
| 48620 | Kokota | =nau | | | Palmer (2009) | |
| 57246 | Kolbila | -ī, -ē | | | Littig (2009) | |
| 31571 | Kombai | nu | | | de Vries (1993) | |
| 40720 | Kombio | apm | | | Henry (1992) | |
| 24030 | Komnzo | nzæ | | | Doehler () | |
| 57678 | Konni | mɩŋ | | | Cahill (1999) | |
| 55556 | Konyagi | æmi, mi | | | Wilson (2007) | |
| 51632 | Koromfe | məkɔ | | | Rennison (1997) | |
| 40960 | Koromira | niŋ | | | Rausch (1912) | |
| 29418 | Korowai | nakhata | | | van Enk and de Vries (1997) | |
| 39236 | Korowai | nup | | | van Enk and de Vries (1997) | |
| 29417 | Korowai | nu | | | van Enk and de Vries (1997) | |
| 29416 | Korowai | nup | | | van Enk and de Vries (1997) | |
| 53799 | Kotiria | jɨʔɨ | | | Waltz and Waltz (2000) | |
| 45108 | Koya | naːninni | | | Tyler (1969) | |
| 28938 | Kristang | ku yo | | | Baxter (1988) | |
| 56726 | Krobu | mɛ̃˥ | | | Mensah (1983) | |
| 28107 | Kuku Yalanji | ŋaña | | | Patz (2002) | |
| 58062 | Kulango, Bouna | -mɩ | | | Elders (2008) | |
| 42204 | Kunimaipa | ne | | | Geary (1977) | |
| 24162 | Kunja / Bondobol | ⁿdʒæ | | | Doehler spreadsheet | |
| 55692 | Kupang Malay | beta | | | Jacob and Grimes (2006) | |
| 43041 | Kurtöp | ngat | | | Hyslop (2014) | |
