| 29039 | Zorop | djeki | | | Voorhoeve (1971) | |
| 29981 | Zimakani (South Boazi Dialect) | ḳɑndi | new (of house) | | Voorhoeve (1970) | |
| 31099 | Zimakani | ŋgɑi̯meɛki | new of house | | Voorhoeve (1970) | |
| 52495 | Zia | seka[wa] | new | | Smallhorn (2011) | |
| 52494 | Zia | seka | new | | Smallhorn (2011) | |
| 155607 | Yopno (Nokopo Dialect) | kɔndak | | | McElhanon and Voorhoeve (1970) | new |
| 155606 | Yopno (Kewieng Dialect) | kalok | | | McElhanon and Voorhoeve (1970) | new |
| 125665 | Yoidik | aweʔ | | | Z'graggen (1980) | new |
| 165086 | Yimas | kʰandumakʰi | | | Davies and Comrie (1985) | new |
| 197989 | Yetfa | l᷈al᷈am | | | Conrad and Dye (1975) | |
| 52492 | Yekora | seka | new | | Smallhorn (2011) | |
| 52509 | Yegha (Oukena Dialect) | seka | new | | Smallhorn (2011) | |
| 52522 | Yegha (Korafe Dialect) | seka | new | | Smallhorn (2011) | |
| 52523 | Yegha (Korafe Dialect) | 'seka | new; young | | Smallhorn (2011) | |
| 196751 | Yawiyo (Wosawari Dialect) | usane | | | Conrad and Dye (1975) | |
| 73553 | Yaweyuha | ohatama | | | Scott (1978) | |
| 218864 | Yaweyuha | o'hatama | | | SIL (1965) | |
| 155600 | Yau (Yawan Dialect) | huyeǥɔ | | | McElhanon and Voorhoeve (1970) | new |
| 155599 | Yau (Worin Dialect) | uyeʔ | | | McElhanon and Voorhoeve (1970) | new |
| 155603 | Yau (Sindamon Dialect) | wɔgɔ | | | McElhanon and Voorhoeve (1970) | new |
| 155602 | Yau (mup Dialect) | boinɔ | | | McElhanon and Voorhoeve (1970) | new |
| 155601 | Yau (Mitmit Dialect) | uyegɔ | | | McElhanon and Voorhoeve (1970) | new |
| 155598 | Yau (Kumdauron Dialect) | weko | | | McElhanon and Voorhoeve (1970) | new |
| 144484 | Yarawata | igama | | | Z'graggen (1980) | green, new |
| 144485 | Yarawata | tamʌna | | | Z'graggen (1980) | (new) |
| 223407 | Yaqay (Wanggate Dialect) | noːkoh | | | Kriens & Lebold (2010) | |
| 223186 | Yaqay (Wairu Dialect) | nɑɣɑmɑndun (rɑxɑɪ) | | | Kriens & Lebold (2010) | |
| 222985 | Yaqay (Rayam Dialect) | namarunde | | | Kriens & Lebold (2010) | |
| 222986 | Yaqay (Rayam Dialect) | noɣoˈkore | | | Kriens & Lebold (2010) | |
| 222802 | Yaqay (Kotup Dialect) | moxoˈkɔ | | | Kriens & Lebold (2010) | |
| 220398 | Yaqay (Kogo Dialect) | noxoˈko | | | Kriens & Lebold (2010) | |
| 29146 | Yaqay | nokok | | | Voorhoeve (1971) | |
| 155586 | Yaqay | noqok | | | McElhanon and Voorhoeve (1970) | new |
| 181545 | Yangulam | amum | | | Z'graggen (1980) | new |
| 26967 | Yali, Angguruk | get-on | | | Bromley (1967) | |
| 33922 | Yale, Korsarek | siwɛn'dɔknɛ | | | Heeschen (1978) | |
| 1542 | Yagwoia | hyana | | | Lloyd (1973) | |
| 231911 | Yagaria (Hira Dialect) | hauaʔna | hauwana | | SIL (2000) | |
| 221454 | Yagaria (Hira Dialect) | hauwana | | | SIL (2000) | |
| 73555 | Yagaria | soúva | | | Scott (1978) | |
| 73554 | Yagaria | eígava | | | Scott (1978) | |
| 181532 | Yabong | kiŋgɔm | | | Z'graggen (1980) | new |
| 144483 | Yaben | tʌmanu | | | Z'graggen (1980) | (new) |
| 81088 | Wiru | péne | | | Franklin (1975) | |
| 2242 | Wiru | pene | | | Franklin (1973) | |
| 227292 | Wipi (Zim Dialect) | sisəl | | | Fleischmann and Turpeinen (1976) | |
| 226804 | Wipi (Yuta Dialect) | sisɛl | | | Fleischmann and Turpeinen (1976) | |
| 227385 | Wipi (Wonie Dialect) | sisəl | | | Fleischmann and Turpeinen (1976) | |
| 226642 | Wipi (Wipim Dialect) | sisəl | | | Fleischmann and Turpeinen (1976) | |
| 226346 | Wipi (Ume Dialect) | siːsel | | | Fleischmann and Turpeinen (1976) | |
