| 222920 | Yaqay (Rayam Dialect) | mɑŋˈgɑr | | | Kriens & Lebold (2010) | |
| 223039 | Yaqay (Wairu Dialect) | mɑŋˈgɑr | | | Kriens & Lebold (2010) | |
| 223263 | Yaqay (Wanggate Dialect) | mɑŋˈgɑr | | | Kriens & Lebold (2010) | |
| 139827 | Yarawata | nenakura | | | Z'graggen (1980) | tooth |
| 243376 | Yau | ya:nət | | | Laycock (1968) | |
| 157342 | Yau (Kumdauron Dialect) | man | | | McElhanon and Voorhoeve (1970) | tooth |
| 157345 | Yau (Mitmit Dialect) | maar | | | McElhanon and Voorhoeve (1970) | tooth |
| 157346 | Yau (mup Dialect) | man | | | McElhanon and Voorhoeve (1970) | tooth |
| 157347 | Yau (Sindamon Dialect) | mar | | | McElhanon and Voorhoeve (1970) | tooth |
| 157343 | Yau (Worin Dialect) | mar | | | McElhanon and Voorhoeve (1970) | tooth |
| 157344 | Yau (Yawan Dialect) | mar | | | McElhanon and Voorhoeve (1970) | tooth |
| 20498 | Yawa | atu | | | Voorhoeve (1975) | |
| 74657 | Yaweyuha | elava | | | Scott (1978) | |
| 220969 | Yaweyuha | e'pa el'aƀal'a | | | SIL (1965) | |
| 196778 | Yawiyo (Wosawari Dialect) | nʌfe | | | Conrad and Dye (1975) | |
| 55270 | Yegha (Korafe Dialect) | di[ka] | tooth | | Smallhorn (2011) | |
| 55268 | Yegha (Korafe Dialect) | di[aka] | tooth | | Smallhorn (2011) | |
| 55249 | Yegha (Oukena Dialect) | [uso] di | his tooth | | Smallhorn (2011) | |
| 55250 | Yegha (Yega Dialect) | di | tooth | | Smallhorn (2011) | |
| 20821 | Yei | ter | | | Voorhoeve (1975) | |
| 157400 | Yekora | di | | | McElhanon and Voorhoeve (1970) | tooth |
| 55221 | Yekora | di | tooth | | Smallhorn (2011) | |
| 28479 | Yekora | di | | | Wilson (1969) | |
| 26045 | Yelmek | köl | | | Voorhoeve (1975) | |
| 243403 | Yessan-Mayo (Warasai Dialect) | rir | | | Laycock (1968) | |
| 243402 | Yessan-Mayo | lir | | | Laycock (1968) | |
| 237675 | Yessan-Mayo | lər | | | Foley (2005) | |
| 23900 | Yetfa | rwa | | | Voorhoeve (1975) | |
| 198018 | Yetfa | ɔřa | | | Conrad and Dye (1975) | |
| 243379 | Yil | nak | | | Laycock (1968) | |
| 235421 | Yimas | tɨrɨŋ | | | Foley (2005) | |
| 236091 | Yimas | tɨrɨŋ | | | Foley (2005) | |
| 163608 | Yimas | tʌřiŋgi | | | Davies and Comrie (1985) | tooth |
| 163609 | Yimas | mbʌŋ | | | Davies and Comrie (1985) | tooth |
| 7645 | Yimas | tɨrɨŋ | | | Foley (1986) | |
| 243377 | Yis | yanət | | | Laycock (1968) | |
| 120484 | Yoidik | ʌʔʌ- | | | Z'graggen (1980) | tooth |
| 24020 | Yoke | kebrua* | *Moszkowski list | | Voorhoeve (1975) | |
| 25393 | Yongkom | niŋabo | | | Voorhoeve (1975) | |
| 157349 | Yopno (Kewieng Dialect) | gɛn | | | McElhanon and Voorhoeve (1970) | tooth |
| 157350 | Yopno (Nokopo Dialect) | gɛn | | | McElhanon and Voorhoeve (1970) | tooth |
| 55225 | Zia | di | tooth | | Smallhorn (2011) | |
| 27869 | Zia | di | | | Wilson (1969) | |
| 157398 | Zia | di | | | McElhanon and Voorhoeve (1970) | tooth |
| 55227 | Zia (Mawai Dialect) | di | tooth | | Smallhorn (2011) | |
| 157399 | Zia (Mawai Dialect) | di | | | McElhanon and Voorhoeve (1970) | tooth |
| 28294 | Zia (Mawai Dialect) | di | | | Wilson (1969) | |
| 31028 | Zimakani | kama | | | Voorhoeve (1970) | |
| 28042 | Zimakani (Begua Dialect) | kʰama | | | Voorhoeve (1970) | |
| 31216 | Zimakani (South Boazi Dialect) | pɑkɑs | | | Voorhoeve (1970) | |
