| 博斯沃思 | Bó sī wò sī | Bosworth (name); Stephen Bosworth (1939-), US academic and diplomat, special representative for policy on North Korea from 2009 |
| 博斯腾湖 | Bó sī téng hú | Lake Bosten in Xinjiang |
| 博尔赫斯 | Bó ěr hè sī | Jorge Luis Borges |
| 博福斯 | Bó fú sī | Bofors, Swedish arms company involved in major corruption case during 1980s |
| 卡斯特利翁 | Kǎ sī tè lì wēng | Castellón |
| 卡斯特罗 | Kǎ sī tè luó | Castro (name); Fidel Castro or Fidel Alejandro Castro Ruz (1926-), Cuban revolutionary leader, prime minister 1959-1976, president 1976-2008 |
| 卡斯翠 | Kǎ sī cuì | Castries, capital of Saint Lucia |
| 卡斯蒂利亚 | Kǎ sī dì lì yà | Castilla, old Spanish kingdom; modern Spanish provinces of Castilla-Leon and Castilla-La Mancha |
| 卡斯蒂利亚・莱昂 | Kǎ sī dì lì yà · lái áng | Castilla-Leon, north Spanish province |
| 卡尔斯鲁厄 | Kǎ ěr sī lǔ è | Karlsruhe (city in Germany) |
| 印度斯坦 | Yìn dù sī tǎn | Hindustan |
| 印第安纳波利斯 | Yìn dì ān nà bō lì sī | Indianapolis, Indiana |
| 厄洛斯 | È luò sī | Eros, cherub in Greek mythology, son of Aphrodite 阿弗洛狄忒 and Hermes 赫尔墨斯; Cupid |
| 原南斯拉夫 | yuán Nán sī lā fū | former Yugoslavia (1945-1992) |
| 古斯塔夫・多雷 | gǔ sī tǎ fū · duō léi | Gustave Dore (1832-1883), French artist and sculptor |
| 史提夫・贾伯斯 | Shǐ tí fū · Jiǎ bó sī | Steve Jobs (1955-), US co-founder and CEO of Apple, Inc. |
| 史蒂夫・乔布斯 | Shǐ dì fū · Qiáo bù sī | Steve Jobs (1955-), US co-founder and CEO of Apple, Inc. |
| 吉尼斯 | Jí ní sī | Guinness (name); Guinness (Irish black beer); Guinness book of records |
| 吉普斯夸 | Jí pǔ sī kuā | Gipuzkoa or Guipúzcoa, one of the seven Basque provinces in north Spain |
| 吉本斯 | Jí běn sī | Gibbons (name) |
| 吉尔吉斯 | Jí ěr jí sī | Kyrgyz; Kyrgyzstan |
| 吉尔吉斯人 | Jí ěr jí sī rén | Kyrgyz (person) |
| 吉尔吉斯坦 | Jí ěr jí sī tǎn | Kyrgyzstan |
| 吉尔吉斯斯坦 | Jí ěr jí sī sī tǎn | Kyrgyzstan |
| 吉尔吉斯族 | Jí ěr jí sī zú | Kyrgyz ethnic group; also written 柯尔克孜族 |
| 吕塞尔斯海姆 | Lǚ sāi ěr sī hǎi mǔ | Rüsselsheim, city in Germany |
| 哈伯玛斯 | Hā bó mǎ sī | Habermas (philosopher) |
| 哈利法克斯 | Hā lì fǎ kè sī | Halifax (name); Halifax city, capital of Nova Scotia, Canada; Halifax, town in West Yorkshire, England |
| 哈巴罗夫斯克 | Hā bā luó fū sī kè | Khabarovsk, far eastern Russian city and province on the border with Heilongjiang province of China |
| 哈布斯堡 | Hā bù sī bǎo | Hapsburg (European dynasty) |
| 哈根达斯 | Hā gēn Dá sī | Häagen-Dazs |
| 哈尔斯塔 | Hā ěr sī tǎ | Harstad (city in Norway) |
| 哈萨克斯坦 | Hā sà kè sī tǎn | Kazakhstan |
| 哈里斯堡 | Hā lǐ sī bǎo | Harrisburg, Pennsylvania |
| 哈马斯 | Hā mǎ sī | Hamas (radical Palestinian group) |
| 哥尼斯堡 | Gē ní sī bǎo | (until WWII) Königsberg, capital of East Prussia on the Baltic; (since WWII) Kaliningrad, Russian Republic |
| 哥斯大黎加 | Gē sī dà Lí jiā | Costa Rica |
| 哥斯拉 | Gē sī lā | Godzilla (Japanese ゴジラ Gojira) |
| 喀斯特地貌 | kā sī tè dì mào | karst landform (weathered limestone, often forming caves) |
| 喀纳斯湖 | kā nà sī hú | Lake Kanas in Xinjiang |
| 乔布斯 | Qiáo bù sī | Jobs (name); see also 史蒂夫・乔布斯[Shi3 di4 fu1 · Qiao2 bu4 si1], Steve Jobs |
| 乔治・索罗斯 | Qiáo zhì · Suǒ luó sī | George Soros or György Schwartz (1930-), Hungarian American financial speculator and millionaire philanthropist |
| 因斯布鲁克 | Yīn sī bù lǔ kè | Innsbruck |
| 图卢斯 | tú lú sī | Toulouse (France) |
| 土库曼斯坦 | Tǔ kù màn sī tǎn | Turkmenistan |
| 土尔其斯坦 | Tǔ ěr qí sī tǎn | Turkestan |
| 埃利斯岛 | Āi lì sī Dǎo | Ellis Island |
| 埃奥罗斯 | Āi ào luó sī | Aeolus, Greek God of winds |
| 埃德加・斯诺 | Āi dé jiā · Sī nuò | Edgar Snow (1905-1972), American journalist, reported from China 1928-1941, author of Red Star Over China |
| 埃拉托塞尼斯 | Āi lā tuō sè ní sī | Eratosthenes of Cyrene (c. 276-c. 195 BC), ancient Greek mathematician and inventor |
