| 55623 | Karon | -e | | | Wilson (1961) | |
| 48983 | Kawaiisu | =mi | | | Zigmond et al. (1990) | |
| 22236 | Kayardild | ŋumbanda | | | Evans (1995) | |
| 47803 | Kele | -m | | | Lynch et al. (2002) | |
| 47761 | Kele | -m | | | Lynch et al. (2002) | |
| 58755 | Kemedzung | -ɔ˩hɔ˥ | | | Smoes (2010) | |
| 59911 | Keo (Udiworowatu Dialect) | kau | | | Baird (2002) | |
| 59821 | Keo (Udiworowatu Dialect) | kau | | | Baird (2002) | |
| 49271 | Ket | ūk | | | Georg (2006) | |
| 49223 | Kham (Western Parbate) (Takale Dialect) | nə- | | | Watters (2002) | |
| 45519 | Khmer (Central Dialect) | loːk | | | Haiman (2011) | |
| 46470 | Kimaghima | ɡa | | | Boelaars (1950) | |
| 46519 | Kimaghima | ɡa | | | Boelaars (1950) | |
| 48743 | Kiowa | ám | | | Adger et al. (2008) | |
| 42327 | Kiwai, Northeast | ro | | | Brown (2009) | |
| 42375 | Kiwai, Southern | oro | | | Ray (1907) | |
| 27360 | Klon | e | | | Baird (2008) | |
| 38611 | Klon | e | | | Baird (2008) | |
| 43840 | Koasati | cim- | | | Kimball (1991) | |
| 39088 | Kobon | nɨ | | | Davies (1981) | |
| 39087 | Kobon | ne | | | Davies (1981) | |
| 29912 | Kobon | nɨ | | | Davies (1981) | |
| 29911 | Kobon | ne | | | Davies (1981) | |
| 34868 | Kodeoha | -mu | | | Mead (1999) | |
| 42423 | Koitabu | ai | | | Dutton (1975) | |
| 41851 | Kokoda | ádi- | | | de Vries (2004) | |
| 48599 | Kokota | -mu | | | Palmer (2009) | |
| 57225 | Kolbila | -ə́ŋ | | | Littig (2009) | |
| 31592 | Kombai | gu- | | | de Vries (1993) | |
| 40699 | Kombio | aiknel | | | Henry (1992) | |
| 24051 | Komnzo | mbone | | | Doehler () | |
| 57657 | Konni | fɪ | | | Cahill (1999) | |
| 55535 | Konyagi | -xu | | | Wilson (2007) | |
| 51611 | Koromfe | ŋkɔ | | | Rennison (1997) | |
| 40939 | Koromira | da- | | | Rausch (1912) | |
| 39282 | Korowai | gV- | | | van Enk and de Vries (1997) | |
| 29465 | Korowai | gakha | | | van Enk and de Vries (1997) | |
| 29464 | Korowai | gV- | | | van Enk and de Vries (1997) | |
| 53778 | Kotiria | bɨ̃ | | | Waltz and Waltz (2000) | |
| 45087 | Koya | niː | | | Tyler (1969) | |
| 28959 | Kristang | bo(s) | | | Baxter (1988) | |
| 56705 | Krobu | bo˧ | | | Mensah (1983) | |
| 28128 | Kuku Yalanji | yunu | | | Patz (2002) | |
| 58041 | Kulango, Bouna | wʊ= | | | Elders (2008) | |
| 42183 | Kunimaipa | nima | | | Geary (1977) | |
| 24183 | Kunja / Bondobol | ᵐbunɪ | | | Doehler spreadsheet | |
| 55671 | Kupang Malay | lu | | | Jacob and Grimes (2006) | |
| 43028 | Kurtöp | wici | | | Hyslop (2014) | |
| 44943 | Kurukh | ninghai | | | Hahn (1911) | |
| 62181 | Kuuk Thaayorre | nhangkn | | | Gaby (2006) | |
