| zul | | Zulu | N,
A,
V,
B,
B,
S,
N,
C,
S,
Nguni (S.42) | 48 |
| zne | | Zande | N,
A,
V,
N,
A,
U,
Z,
Zande-Nzakara | 48 |
| yau | | Yuwana | | 47 |
| kld | | Yuwaalaraay | A,
P,
S,
New South Wales | 76 |
| yui | | Yurutí | | 48 |
| mpj | | Yulparija | A,
P,
W,
N,
D,
Wati | 76 |
| gcd | | Yukulta | Tangkic; Australian | 48 |
| yup | | Yukpa | | 48 |
| yab | | Yuhup | | 48 |
| ycn | | Yucuna | | 48 |
| yor | | Yoruba | N,
A,
V,
B,
D,
Y,
Edekiri | 48 |
| xyy | | Yorta Yorta | A,
P,
S,
Victorian | 76 |
| pli | | Yom | N,
A,
V,
N,
G,
C,
N,
O,
Yom-Nawdm | 48 |
| yiy | yiry1245 | Yir-Yoront | | 48 |
| yij | | Yindjibarndi | A,
P,
W,
N,
S,
Pilbara | 76 |
| yee | | Yimas | R,
L,
Karawari | 48 |
| yii | yidi1250 | Yidiny | | 48 |
| yey | | Yeyi | N,
A,
V,
B,
B,
S,
N,
C,
R,
Yeyi (R.41) | 48 |
| yss | | Yessan-Mayo | S,
Tama | 48 |
| jel | | Yelmek | Yelmek-Maklew | 64 |
| jei | yeii1239 | Yei | | 48 |
| jbw | | Yawijibaya | A,
W,
Western Worrorran | 19 |
| yma | | Yanomama | Yanoman; Ninam–Yanomam-Yaroame; Yanomamɨ | 36 |
| ylr | | Yalarnnga | A,
P,
N,
Kalkatungic | 75 |
| ner | | Yahadian | T,
S,
Konda-Yahadian | 52 |
| yad | | Yagua | Peba-Yaguan | 48 |
| ygr | | Yagaria | T,
K,
G,
Kamano-Yagaria | 76 |
| urf | | Yadhaykenu | P,
P,
N,
N,
Uradhi | 48 |
| jae | | Yabem | A,
M,
C,
E,
O,
W,
N,
H,
North | 82 |
| xin | | Xinca-Yupiltepeque | Xinca | 0 |
| xin | | Xinca-Jumaytepeque | Xincan | 0 |
| xin | | Xinca-Guazacapan | Xincan | 0 |
| xin | | Xinca-Chiquimulilla | Xincan | 0 |
| wut | | Wutung | S,
S,
N,
Eastern Skou | 0 |
| wub | | Wunambal | A,
Worrorran | 76 |
| noa | | Woun Meu | Chocoan | 48 |
| wro | | Worrorra | A,
Worrorran | 76 |
| wol | | Wolof | N,
A,
A,
N,
S,
F,
Wolof | 48 |
| gdr | | Wipim | Eastern Trans-Fly | 48 |
| wil | | Wilawila | A,
Worrorran | 69 |
| dnw | | Western Dani | T,
W,
D,
Dani Proper | 133 |
| lia | | West-Central Limba | N,
A,
A,
S,
Limba | 48 |
| | Welsh-ICR-NE | B,
C,
I,
indo-European | 96 |
| cym | | Welsh-ICR-KQ | I,
C,
I,
B,
Western | 48 |
| guc | | Wayuu | | 48 |
| wbv | | Watjarri | A,
P,
W,
N,
South-West | 76 |
| | Wati-Wati | A,
Kulin | 36 |
| wsk | | Waskia | T,
M,
Kowan | 48 |
| wrg | | Warungu | A,
P,
Maric | 48 |
| gnt | | Warta Thundai | S,
M,
Tonda | 76 |
