| 29142 | Yaqay | mem | "the cognate with Warkaj tä is Jakaj ete lip" | | Voorhoeve (1971) | |
| 155486 | Yaqay | mem | | | McElhanon and Voorhoeve (1970) | mouth |
| 220205 | Yaqay (Kogo Dialect) | mem | | | Kriens & Lebold (2010) | |
| 220481 | Yaqay (Kotup Dialect) | ˈmem | | | Kriens & Lebold (2010) | |
| 222918 | Yaqay (Rayam Dialect) | mem | | | Kriens & Lebold (2010) | |
| 223037 | Yaqay (Wairu Dialect) | mem | | | Kriens & Lebold (2010) | |
| 223261 | Yaqay (Wanggate Dialect) | mem | | | Kriens & Lebold (2010) | |
| 139715 | Yarawata | kabukwata | | | Z'graggen (1980) | (mouth) |
| 155497 | Yau (Kumdauron Dialect) | tuʔ | | | McElhanon and Voorhoeve (1970) | mouth |
| 155500 | Yau (Mitmit Dialect) | duǥ | | | McElhanon and Voorhoeve (1970) | mouth |
| 155501 | Yau (mup Dialect) | duʔ | | | McElhanon and Voorhoeve (1970) | mouth |
| 155502 | Yau (Sindamon Dialect) | dug | | | McElhanon and Voorhoeve (1970) | mouth |
| 155498 | Yau (Worin Dialect) | tuǥ | | | McElhanon and Voorhoeve (1970) | mouth |
| 155499 | Yau (Yawan Dialect) | tuǥ | | | McElhanon and Voorhoeve (1970) | mouth |
| 73475 | Yaweyuha | epa(lá) | | | Scott (1978) | |
| 220874 | Yaweyuha | l'e'pate | -te "our"? | | SIL (1965) | |
| 196748 | Yawiyo (Wosawari Dialect) | tano inau | | | Conrad and Dye (1975) | |
| 196747 | Yawiyo (Wosawari Dialect) | tano | | | Conrad and Dye (1975) | |
| 52329 | Yegha (Ambe-Dofo Dialect) | 'be | mouth | | Smallhorn (2011) | |
| 52352 | Yegha (Korafe Dialect) | be[ka] | mouth; voice; edge | | Smallhorn (2011) | |
| 52330 | Yegha (Oukena Dialect) | [uso] be | his mouth | | Smallhorn (2011) | |
| 52331 | Yegha (Yega Dialect) | be | mouth | | Smallhorn (2011) | |
| 28459 | Yekora | be | | | Wilson (1969) | |
| 52294 | Yekora | be | mouth | | Smallhorn (2011) | |
| 155548 | Yekora | be | | | McElhanon and Voorhoeve (1970) | mouth |
| 197986 | Yetfa | nʌnaᵽan | | | Conrad and Dye (1975) | |
| 163077 | Yimas | anduk | | | Davies and Comrie (1985) | mouth |
| 120358 | Yoidik | agʌ | | | Z'graggen (1980) | mouth |
| 155464 | Yongkom | moŋkotkono | | | McElhanon and Voorhoeve (1970) | mouth |
| 155505 | Yopno (Kewieng Dialect) | genkɔǥa | | | McElhanon and Voorhoeve (1970) | mouth |
| 155506 | Yopno (Nokopo Dialect) | genka | | | McElhanon and Voorhoeve (1970) | mouth |
| 155546 | Zia | be | | | McElhanon and Voorhoeve (1970) | mouth |
| 27849 | Zia | be | | | Wilson (1969) | |
| 52298 | Zia | be | mouth | | Smallhorn (2011) | |
| 28274 | Zia (Mawai Dialect) | be | | | Wilson (1969) | |
| 52300 | Zia (Mawai Dialect) | be | mouth | | Smallhorn (2011) | |
| 155547 | Zia (Mawai Dialect) | be | | | McElhanon and Voorhoeve (1970) | mouth |
| 257220 | Zimakani | tagu | | | Murray and Ray (1918) | |
| 31130 | Zimakani | tagu mɔḳɔte | inside mouth | | Voorhoeve (1970) | |
| 29972 | Zimakani (South Boazi Dialect) | mɑŋg̣ɑŋg̣a | | | Voorhoeve (1970) | |
| 29036 | Zorop | duomi | | | Voorhoeve (1971) | |
