| 29033 | Zorop | djunk | | | Voorhoeve (1971) | |
| 29969 | Zimakani (South Boazi Dialect) | ɣavæk | | | Voorhoeve (1970) | |
| 29968 | Zimakani (South Boazi Dialect) | dovɑi̯ak | | | Voorhoeve (1970) | |
| 27806 | Zimakani (Begua Dialect) | kɑi̯a pavɛ | | | Voorhoeve (1970) | |
| 31127 | Zimakani | kɑi̯a pave | | | Voorhoeve (1970) | |
| 28299 | Zia (Mawai Dialect) | ino | | | Wilson (1969) | |
| 52033 | Zia (Mawai Dialect) | ino | moon | | Smallhorn (2011) | |
| 52031 | Zia | ino | moon | | Smallhorn (2011) | |
| 27874 | Zia | ino | | | Wilson (1969) | |
| 123854 | Yoidik | kalam | | | Z'graggen (1980) | moon |
| 243785 | Yis | noulai | | | Laycock (1968) | |
| 7639 | Yimas | mɨla | | | Foley (1986) | |
| 235381 | Yimas | mɨla | | | Foley (2005) | |
| 236051 | Yimas | mɨla | | | Foley (2005) | |
| 163704 | Yimas | mɩľɩya | | | Davies and Comrie (1985) | moon |
| 243787 | Yil | uni | | | Laycock (1968) | |
| 237645 | Yessan-Mayo | lɨyf | | | Foley (2005) | |
| 243810 | Yessan-Mayo | lup | | | Laycock (1968) | |
| 243811 | Yessan-Mayo (Warasai Dialect) | lüp | | | Laycock (1968) | |
| 52027 | Yekora | ina | moon | | Smallhorn (2011) | |
| 28484 | Yekora | ina | | | Wilson (1969) | |
| 52028 | Yekora | 'ina | moon | | Smallhorn (2011) | |
| 52070 | Yegha (Yega Dialect) | kariga | moon | | Smallhorn (2011) | |
| 52078 | Yegha (Oukena Dialect) | yawara | moon | | Smallhorn (2011) | |
| 52081 | Yegha (Korafe Dialect) | ya'βara | moon (Mokorua dialect) | | Smallhorn (2011) | |
| 52076 | Yegha (Korafe Dialect) | ka'riɣa | Elephant's Snout Volute | | Smallhorn (2011) | |
| 52041 | Yegha (Korafe Dialect) | inua | moon | | Smallhorn (2011) | |
| 52042 | Yegha (Korafe Dialect) | i'nua | moon | | Smallhorn (2011) | |
| 220974 | Yaweyuha | uka'da | | | SIL (1965) | |
| 73735 | Yaweyuha | ukada | | | Scott (1978) | |
| 243784 | Yau | nu:lai | | | Laycock (1968) | |
| 142891 | Yarawata | takwi | | | Z'graggen (1980) | (moon) |
| 223361 | Yaqay (Wanggate Dialect) | kɑˈmox | | | Kriens & Lebold (2010) | |
| 223131 | Yaqay (Wairu Dialect) | kɑˈmu | | | Kriens & Lebold (2010) | |
| 222739 | Yaqay (Kotup Dialect) | ˈkɑmu | | | Kriens & Lebold (2010) | |
| 220328 | Yaqay (Kogo Dialect) | kɑˈmu | | | Kriens & Lebold (2010) | |
| 29140 | Yaqay | kamo | | | Voorhoeve (1971) | |
| 243794 | Yangum Mon | mərəŋkil | | | Laycock (1968) | |
| 179911 | Yangulam | saʔem | | | Z'graggen (1980) | moon |
| 261256 | Yamben | namere | | | Pick (2019) | moon |
| 26962 | Yali, Angguruk | bikkalem | | | Bromley (1967) | |
| 33909 | Yale, Korsarek | wal | | | Heeschen (1978) | |
| 243799 | Yahang | kwonif | | | Laycock (1968) | |
| 1507 | Yagwoia | lamnyɨ | | | Lloyd (1973) | |
| 231926 | Yagaria (Hira Dialect) | kai | | | SIL (2000) | |
| 221469 | Yagaria (Hira Dialect) | kai | | | SIL (2000) | |
| 73736 | Yagaria | geí | | | Scott (1978) | |
| 179898 | Yabong | lʌbo | | | Z'graggen (1980) | moon |
| 142890 | Yaben | nʌunu | | | Z'graggen (1980) | (moon) |
| 261257 | Yaben | naunu | | | Pick (2019) | moon |
