| 乌拉特前旗 | Wū lā tè qián qí | Urat Front banner or Urdyn Ömnöd khoshuu in Bayan Nur 巴彦淖尔, Inner Mongolia |
| 乌拉特后旗 | Wū lā tè hòu qí | Urat Rear banner or Urdyn Xoit khoshuu in Bayan Nur 巴彦淖尔, Inner Mongolia |
| 乌拉特草原 | Wū lā tè cǎo yuán | Urat plain in Bayan Nur 巴彦淖尔, Inner Mongolia |
| 乌拜迪 | wū bài dí | Ubaydi (town in Iraq) |
| 乌日 | Wū rì | Wujih township in Taichung county 台中县, Taiwan |
| 乌日乡 | Wū rì xiāng | Wujih township in Taichung county 台中县, Taiwan |
| 乌普萨拉 | Wū pǔ sà lā | Uppsala, Swedish university city just north of Stockholm |
| 乌木 | wū mù | ebony |
| 乌桕 | wū jiù | Tallow tree; Sapium sebiferum |
| 乌梁海 | Wū liáng hǎi | Mongol surname |
| 乌榄 | wū lǎn | black olive (Canarium tramdenum) |
| 乌洛托品 | wū luò tuō pǐn | hexamine (CH2)6N4 |
| 乌海 | Wū hǎi | Wuhait or Wuhai prefecture level city in Inner Mongolia |
| 乌海市 | Wū hǎi Shì | Wuhait or Wuhai prefecture-level city in Inner Mongolia |
| 乌滋别克 | Wū zī bié kè | Uzbek |
| 乌滋别克斯坦 | Wū zī bié kè sī tǎn | Uzbekistan |
| 乌烟瘴气 | wū yān zhàng qì | foul black smoke atmosphere (idiom); fig. everything in a tremendous mess; pandemonium reigns |
| 乌尔姆 | Wū ěr mǔ | Ulm (city in Germany) |
| 乌尔格 | Wū ěr gé | ancient name of Ulan Bator |
| 乌尔禾 | Wū ěr hé | Urho district (Uighur: Orqu Rayoni) of Qaramay City 克拉玛依市, Xinjiang |
| 乌尔禾区 | Wū ěr hé qū | Urho district (Uighur: Orqu Rayoni) of Qaramay City 克拉玛依市, Xinjiang |
| 乌尔都语 | Wū ěr dū yǔ | Urdu (language) |
| 乌特列支 | Wū tè liè zhī | Utrecht, city in Netherlands |
| 乌当 | Wū dāng | Wudang district of Guiyang city 贵阳市, Guizhou |
| 乌当区 | Wū dāng qū | Wudang district of Guiyang city 贵阳市, Guizhou |
| 乌节路 | wū jié lù | Orchard Road, Singapore (shopping and tourist area) |
| 乌纱帽 | wū shā mào | black hat (worn by feudal official); fig. official post |
| 乌良哈 | Wū liáng hǎ | Mongol surname |
| 乌芋 | wū yù | see 荸荠 |
| 乌兹别克 | Wū zī bié kè | Uzbek; abbr. for Uzbekistan |
| 乌兹别克人 | Wū zī bié kè rén | Uzbek (person) |
| 乌兹别克斯坦 | Wū zī bié kè sī tǎn | Uzbekistan |
| 乌兹别克族 | wū zī bié kè zú | the Uzbek people (race) |
| 乌蓝 | wū lán | dark blue |
| 乌苏市 | Wū sū shì | Wusu city in Tacheng prefecture 塔城地区, Xinjiang |
| 乌苏里斯克 | Wū sū lǐ sī kè | Ussuriisk city in Russian Pacific Primorsky region; previous names include 双城子 and Voroshilov 伏罗希洛夫 |
| 乌兰 | Wū lán | Wulan county in Haixi Mongol and Tibetan autonomous prefecture 海西蒙古族藏族自治州, Qinghai |
| 乌兰夫 | Wū lán fū | Ulanhu (1906-1988), Soviet trained Mongolian communist who became important PRC military leader |
| 乌兰察布 | Wū lán chá bù | Ulaanchab prefecture level city in Inner Mongolia |
| 乌兰察布市 | Wū lán chá bù shì | Ulaanchab prefecture level city in Inner Mongolia |
| 乌兰巴托 | Wū lán bā tuō | Ulaanbaatar or Ulan Bator, capital of Mongolia |
| 乌兰浩特 | Wū lán hào tè | Wulanhaote county level city, Mongolian Ulaan xot, in Hinggan league 兴安盟, east Inner Mongolia |
| 乌兰浩特市 | Wū lán hào tè shì | Wulanhaote county level city, Mongolian Ulaan xot, in Hinggan league 兴安盟, east Inner Mongolia |
| 乌兰县 | Wū lán xiàn | Wulan county in Haixi Mongol and Tibetan autonomous prefecture 海西蒙古族藏族自治州, Qinghai |
| 乌西亚 | Wū xī yà | Uzziah (son of Joram) |
| 乌讷楚 | Wū nè chǔ | Uxin or Wushen banner in southwest Ordos prefecture 鄂尔多斯, Inner Mongolia |
| 乌语 | wū yǔ | Uzbek language |
| 乌贼 | wū zéi | cuttlefish |
| 乌达区 | Wū dá qū | Ud raion or Wuda district of Wuhait city 乌海市, Inner Mongolia |
| 乌里雅苏台 | Wū lǐ yǎ sū tái | Uliastai, the Qing name for outer Mongolia |
