Language codes (3 letters) Abbreviations and Acronyms
- WUVWUVULU-AUA (a language of Papua New Guinea)
- WUXWULNA: a language of Australia
- WUYWuya (spoken in Nigeria)
- WYBWANGAAYBUWAN- NGIYAMBAA: a language of Australia
- XAMAn extinct language of South Africa
- XASKAMAS: an extinct language of Russia ( Asia)
- XHOXhosa Language (ISO 639-2 Code)
- XKCKho’ini (A language of Iran)
- XMDMbedam: a language of Cameroon
- XMFMingrelian: a language of Georgia
- XMNMungong: a language of Cameroon
- XMVAntankarana: a language of Madagascar
- XOGSOGA: A Language of Uganda
- XOSXhosa: a language of South Africa
- XRAKRAHÔ: a language of Brazil
- XUGKunigami: a language of Japan
- XUUKxoe: a language of Namibia
- YAQYaqui: a language of Mexico
- YBDYangbye: a language of Myanmar
- YBJHasha: a language of Nigeria
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