| Abbreviation | Definition |
|---|---|
| XMQ | Kuku- Mangk: a language of Australia |
| XMV | Antankarana: a language of Madagascar |
| XMY | Mayaguduna: a language of Australia |
| XOG | SOGA: A Language of Uganda |
| XOS | Xhosa: a language of South Africa |
| XRA | KRAHÔ: a language of Brazil |
| XUG | Kunigami: a language of Japan |
| XUU | Kxoe: a language of Namibia |
| YAO | Yao |
| YAP | Yap |
| YAQ | Yaqui: a language of Mexico |
| YAV | Yangben: a language of Cameroon |
| YBD | Yangbye: a language of Myanmar |
| YBJ | Hasha: a language of Nigeria |
| YBL | Yukuben: a language of Nigeria |
| YBN | YABAÂNA: an extinct language of Brazil |
| YDD | Eastern Yiddish: a language of Israel |
| YEJ | Yevanic: a language of Israel |
| YEV | YAPUNDA: A Language of Papua New Guinea |
| YHD | Judeo- Iraqi Arabic: a language of Israel |